Describe the appearance of BerberisvulgarisL?

Berberis vulgarisis a deciduous shrub that can reach 13 ft. (4 m) in height. Arching branches which come into contact with the soil can produce new plants.


What is the growth habit of red mangrove?


Describe the flowers of Abutilongrandifolium(Willd.) Sweet?

Flowers are solitary or in groups of 2-6 in naked cymes, exceeding the leaves. The peduncles and pedicels are up to 4 in. (10 cm) long and articulate. The calyx is about 0.4-0.6 in. (1.1-1.5 cm) long at the anthesis and lobed to near base. It is accrescent and loosely surrounds the fruit. The corolla is cup-shaped to subrotate with yellow to yellowish orange petals about 0.5-0.8 in. (1.2-2 cm) long. Petals are undulate-dentate apically with a staminal column approximately 0.2-0.3 in. (5-8 mm) long. The yellow style branches and the stigmas are maroon.


What is the U.S. Department of Agriculture (USDA) plant symbol for southern catalpa?


What is the U.S. Department of Agriculture (USDA) plant symbol for Alliumvinealessp. vinealeL.?


Does Cinnamomumcamphora(L.) J. Presl pose any ecological threat?

Cinnamomum camphoragrows in full sun or partial shade, and it is drought tolerant but not particularly cold tolerant. It invades hardwood forests, upland pine and scrub woods, fence rows and urban green spaces. It is native to eastern Asia and was brought to the United States as an ornamental in 1875.


Is this plant invasive to the United States?

The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


What is the growth habit of oriental lady's thumb?


What is the growth habit of LinariavulgarisP. Mill.?


What is the growth habit of thymeleaf speedwell?


Where can I view images of little quakinggrass?


Does AgrostemmagithagoL pose any ecological threat?

Agrostemma githagohas naturalized in North America. It is usually found in disturbed areas, cultivated grain fields and disturbed sites. Seeds ofAgrostemma githagocan be a contaminant of wheat, oats, and ground corn. Modern agricultural practices have reduced the populations of this plant.


What is the scientific name of russian knapweed?


Is SpartinadensifloraBrongn. native to the United States?


Is japanese angelica tree native to the United States?


Does benghal dayflower pose any ecological threat?

Commelina benghalensisinvades areas with moist soil including roadsides, grasslands and other disturbed areas. It is especially problematic in pastures and crop fields where it forms dense, pure stands that can smother other plants such as low-growing crops.Commelina benghalensisis native to Asia and Africa and was first found in the United States in 1963.


What is the common name of Vulpiabromoides(L.) S.F. Gray?


What is the common name of Salixx sepulcralisSimonkai [alba × babylonica]?


Fruit are hard, yellow, marble-sized, stalked berries that can be dangerous on sidewalks and other walkways. Seeds are spread by birds.


What is the invasive/noxious status of ArundodonaxL. and where is it classified as such?

Category 2 (Alabama), Invasive (North Carolina), Prohibited (Wisconsin)


What is the U.S. Department of Agriculture (USDA) plant symbol for SalviaglutinosaL.?


Is malta starthistle native to the United States?


Describe the appearance of austrian fieldcress?

Rorippa austriacais a perennial herbaceous plant that can grow up to 3.3 ft. (1 m) tall.


Does cogongrass pose any ecological threat?

Imperata cylindricais an extremely aggressive invader with the capability of invading a range of sites. It forms dense, usually circular infestations that exclude all other vegetation. It is native to Southeast Asia and was accidently introduced into the southeast United States in packing material in the early 1900s. It was also intentionally introduced for erosion control and livestock forage.


Is this plant invasive to the United States?


Is goatsrue native to the United States?


Is TrifoliumresupinatumL. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for PassiflorasuberosaL.?


Does LigustrumjaponicumThunb. pose any ecological threat?

Ligustrum japonicumcommonly forms dense thickets in fields or forest understories. It shades and out-competes many native species, and once established is very difficult to remove. Privet was introduced into the United States in the early 1800s. It is commonly used as an ornamental shrub and for hedgerows. Several privet species occur and they are very hard to distinguish.Ligustrum japonicumis sometimes set apart by the thickness and glossiness of the leaves. Glossy privet (L. lucidum) also has thick, glossy leaves, but the leaves are usually larger (3-6 in. [5-15 cm] long).


What is the growth habit of RhusglabraL.?


Is TamarixchinensisLour. native to the United States?


Is poinsettia native to the United States?


Where can I view images of PrunellavulgarisL.?


Is BerberisjulianaeC.K. Schneid. native to the United States?


Is EricatetralixL. native to the United States?


Describe the appearance of TamarixchinensisLour.?

Tamarix chinensisis deciduous shrub that can grow up to 15 ft. (4.8 m) in height.


Is spurge flax native to the United States?


Where can I view images of AnthoxanthumodoratumL.?


Does buttercup oxalis pose any ecological threat?

Oxalis pes-caprae, although widespread as a garden weed throughout much of California, has never before been observed invading natural areas in North America. It is now reported as invading native coastal dunes in northern California. Due to its extensive occurrence in lawns and gardens,O. pes-capraehas the potential to rapidly spread via the production of bulblets and contaminated soils into adjacent natural areas in California and elsewhere.


Describe the foliage of brittleleaf naiad?

The oppositely arranged, dark green leaves become recurved as they age, and have serrulate margins with 7-15 small teeth on each side. The leaf base is truncate or lobed. The leaves measure 0.2-1.25 in. (0.5-3.5 cm) long and 0.007-0.05 in. (0.1-1.2 mm) wide.


What is the invasive/noxious status of japanese climbing fern and where is it classified as such?


What is the common name of RhamnusutilisDcne.?


What is the U.S. Department of Agriculture (USDA) plant symbol for AvenafatuaL.?


Describe the flowers of Vincetoxicumrossicum(Kleopov) Barbarich?

Flowering occurs in June to September, when dark pink to deep red, 5-petaled, star-shaped flowers appear in clusters. Flowers are approximately 0.25 in. (0.6 cm) across and are covered with white hairs.


What is the U.S. Department of Agriculture (USDA) plant symbol for alligatorweed?


What is the U.S. Department of Agriculture (USDA) plant symbol for MalussylvestrisP. Mill.?


What is the common name of Plecostachysserpyllifolia(P.J.Bergius) Hilliard & B.L.Burtt?


What is the U.S. Department of Agriculture (USDA) plant symbol for CarexpendulaHuds.?


What is the U.S. Department of Agriculture (USDA) plant symbol for PartheniumhysterophorusL.?


What is the scientific name of african rue?


Does Miscanthussacchariflorus(Maxim.) Franch. pose any ecological threat?

M. saccharifloruscan form monocultures in wetter disturbed habitats including marginal croplands, hydro corridors, roadsides, railways and pond edges. it usually does not tolerate full shade but can grow along forest edges and in openings in the forest canopy.


What is the U.S. Department of Agriculture (USDA) plant symbol for SolanumtampicenseDunal?


What is the growth habit of greater celandine?


What is the growth habit of AegopodiumpodagrariaL.?


Is this plant invasive to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for banana passionflower?


Prosopispallida(Humb. & Bonpl. ex Willd.) Kunth


What is the common name of PopulusbalsamiferaL.?


What is the common name of Lepidiumvirginicumvar. pubescens(Greene) Thell.?


Describe the appearance of PistiastratiotesL.?

Pistia stratiotesis a sprawling, semi-woody shrub that invades wetlands in Florida. The green stems are up to 15 ft. (4.6 m) long and prickly.


What is the growth habit of blackeyed susan vine?


What is the growth habit of swollen fingergrass?


Is australian saltbush native to the United States?


What is the common name of AldrovandavesiculosaL.?


What is the common name of AraujiasericiferaBrot.?


What is the common name of Ligustrumobtusifoliumvar. obtusifoliumSieb.& Zucc.?


The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


Is catchweed bedstraw native to the United States?


Where can I view images of Depariapetersenii(Kunze) M. Kato?


What is the U.S. Department of Agriculture (USDA) plant symbol for HypericumcalycinumL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for SorbusaucupariaL.?


Where can I view images of DaphnemezereumL.?


Describe the appearance of TussilagofarfaraL.?

Tussilago farfarais a perennial, herbaceous plant that invades disturbed areas throughout much of the eastern United States.


What is the U.S. Department of Agriculture (USDA) plant symbol for CatalpaovataG. Don?


Describe the appearance of LonicerafragrantissimaLindl. & Paxton?

Lonicera fragrantissimais a multi-stemmed, upright, deciduous (evergreen in the South) shrub that grows from 6-10 ft. (1.8-3 m) tall. The stems are solid and continuous, white pith, has stringy, tan bark and are often purple when young.


What is the U.S. Department of Agriculture (USDA) plant symbol for Rosax damascenaP. Mill. [gallica × moschata]?


Is this plant invasive to the United States?


Is Viciasativassp. sativaL. native to the United States?


What is the growth habit of Setariapumilassp. pumila(Poir.) Roem. & Schult.?


What is the U.S. Department of Agriculture (USDA) plant symbol for Lamiumgaleobdolon(L.) Crantz?


Where can I view images of AcerplatanoidesL.?


Where can I view images of Vulpiabromoides(L.) S.F. Gray?


Fruit is 2.5 in. (6.35 cm) long, linear, with rounded edges and an obvious beak at the tip. Seeds are round, dark brown to brown-purple, and are sticky when wet.


The leaves have a fine texture and are alternate, 0.25-0.75 in. (0.6-1.9 cm) wide, 6-15 in. (15.2-38.1 cm) long, glabrous, flat, and grayish blue on the upper surface and green on the lower surface.


What is the growth habit of RobiniapseudoacaciaL.?


Is african tamarisk native to the United States?


Describe the appearance of Rhodotyposscandens(Thunb.) Makino?

Rhodotypos scandensis a small, multi-stemmed, up to 6 ft. (1.8 m) tall shrub that invades natural areas in the eastern United States.


Does european privet pose any ecological threat?

Ligustrums can tolerate a wide range of conditions. They form dense thickets invading fields, fencerows, roadsides, forest understories, and riparian sites. They can shade out and exclude native understory species, perhaps even reduce tree recruitment. Native to Europe and Asia, they are commonly used as ornamental shrubs and for hedgerows.


What is the U.S. Department of Agriculture (USDA) plant symbol for common chickweed?


What is the growth habit of american sweetflag?


What is the U.S. Department of Agriculture (USDA) plant symbol for ViburnumplicatumThunb.?


What is the U.S. Department of Agriculture (USDA) plant symbol for common mouse-ear chickweed?


What is the scientific name of egyptian knapweed?


Is Pseudognaphaliumluteoalbum(L.) Hilliard & Burtt native to the United States?


What is the scientific name of sudangrass?

Sorghumbicolorssp. drummondii(Nees ex Steud.) de Wet & Harlan


What is the common name of SalviniamolestaD. S. Mitchell?


Medicago lupulinais a low-growing summer or winter annual broadleaf plant growing to 1.6 ft. (0.5 m) tall.


Describe the fruit of creeping bellflower?

It is a prolific seed producer with as many as 15,000 seeds per plant.


Describe the foliage of bittersweet nightshade?

Leaves are dark-green to purplish, petiolate, alternate, 3 lobed (upper part of the stem), acuminate and up to 3.1 in. (7.9 cm) long.


What is the scientific name of date palm?


Where can I view images of bulbous bluegrass?


Is mediterranean broom native to the United States?


Does winter creeper pose any ecological threat?

Euonymus fortuneiis a vigorous vine that invades forest openings and margins. It grows across the ground, displacing herbaceous plants and seedlings and climbs trees high into the tree canopy by clinging to the bark. Forest openings, caused by wind, insects or fire are especially vulnerable to invasion.Euonymus fortuneihas been reported to be invasive in natural areas in most of the states in the eastern half of the U.S. It can tolerate a broad range of environmental conditions ranging from full sun to deep shade, and acidic to basic and low nutrient soils, but it does not grow well in heavy wet soils. Look-alikes are the native Partridge berry (Mitchella repens) and the invasive Japanese honeysuckle (Lonicera japonica) and common periwinkle (Vinca minor).


Describe the fruit of Linariadalmatica(L.) P. Mill.?

Fruits are capsules that are 0.1-0.3 in. (3-7 mm) long. Each capsule contains numerous small, black-brown, ridged seeds.


What is the scientific name of round leaf bittersweet?


What is the growth habit of PinussylvestrisL.?


What is the common name of CotoneastercoriaceusFranch.?


What is the scientific name of capeweed?


Is JuncusensifoliusWikstr. native to the United States?


Describe the fruit of yellow groove bamboo?

Although it rarely flowers or produce viable seed, it reproduces and spreads very quickly via underground rhizomes.


What is the growth habit of white mulberry?


What is the invasive/noxious status of princesstree and where is it classified as such?

Category 2 (Alabama), Invasive (North Carolina), Potentially Invasive, Prohibited (Connecticut), Prohibited (Wisconsin)


Is this plant invasive to the United States?


What is the growth habit of chinese tallowtree?


What is the growth habit of roundleaf toothcup?


What is the growth habit of cutleaf geranium?


Where can I view images of NelumboluteaWilld.?


What is the U.S. Department of Agriculture (USDA) plant symbol for common filbert?


Describe the appearance of creeping bellflower?

Campanula rapunculoidesis an herbaceous perennial that is 1-3 in (cm) tall. The stems are smooth to slightly hairy and contain a milky liquid. It has rhizomes which help it to spread. It is native to Europe and temperate Asia. It is has escaped cultivation and naturalized in Australia, New Zealand, North America and South America.


Is sweet-amber native to the United States?


What is the common name of Setariaviridis(L.) Beauv.?


What is the growth habit of scotch thistle?


Is Anthoxanthumodoratumssp. odoratumL. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for ZanthoxylumamericanumP. Mill.?


Is queen palm native to the United States?


What is the growth habit of smooth brome?


Is orchardgrass native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for PicrishieracioidesL.?


Where can I view images of beach strawberry?


Where can I view images of roughstalk bluegrass?


Does SalixcinereaL. pose any ecological threat?

S. cinereareadily invades riparian habits, brackish wetlands on coastland, wet forests, alpine bogs, as well as disturbed and undisturbed land on national park land and elsewhere.S. cinereacan grow on a wide range of soils. It can tolerate permanent water logging and a pH down to 3.5.


Is CynaracardunculusL. native to the United States?


Is this plant invasive to the United States?

The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


What is the growth habit of PaspalumdilatatumPoir.?


What is the U.S. Department of Agriculture (USDA) plant symbol for japanese barberry?


What is the common name of IpomoeaalbaL.?


Where can I view images of japanese stiltgrass?


What is the common name of CistuscreticusL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for date palm?


What is the growth habit of canarygrass?


What is the U.S. Department of Agriculture (USDA) plant symbol for purple nutsedge?


Describe the flowers of HieraciumpiloselloidesVill.?

Flower heads are clustered, yellow, 0.5 in. (1.3 cm) wide, and number up to 30 per plant. This plant blooms June-September.


Where can I view images of lehmann lovegrass?


What is the U.S. Department of Agriculture (USDA) plant symbol for peregrine saltbush?


What is the U.S. Department of Agriculture (USDA) plant symbol for sour orange?


What is the growth habit of BerberisvulgarisL?


Where can I view images of showy fly honeysuckle, bell's honeysuckle?


Where can I view images of AgavesisalanaPerrine?


What is the common name of Oxalispes-capraeL.?


What is the growth habit of absinth wormwood?


What is the growth habit of artilleryweed?


Is this plant invasive to the United States?


Describe the fruit of PrunuslaurocerasusL.?

Fruits are cherry-like, small purplish black, cone-shaped, clustered fruits.


Does timothy pose any ecological threat?

Phleum pratensewill over take roadsides and abandoned fields but it requires larges amounts of nutrients from the soil.


Flowering occurs from March to November, when yellowish-green flowers (male) or reddish (female) flowers develop in clusters of a branched inflorescence at the apex of the stem. Flowers are typically drooping and have 3 petals and 3 sepals, each less than 0.04-0.06 in. (1-1.5 mm) long.


Describe the fruit of Miscanthussacchariflorus(Maxim.) Franch.?

The wind dispersed seeds can spread the plant beyond landscaped areas. It also reproduces vegetatively by rhizomes.


Where can I view images of PennisetumclandestinumHochst. ex Chiov.?


What is the scientific name of redfruit passionflower?


Is dog's-tongue native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for helleborine?


Where can I view images of PanicumcapillareL.?


Where can I view images of SpiraeathunbergiiSieb. ex Blume?


What is the U.S. Department of Agriculture (USDA) plant symbol for Samaneasaman(Jacq.) Merr.?


Fruits are cylindrical, light brown, 0.08 in. (2 mm) long, and narrow at the top then expanded at the base. Seeds are 30 bristles, fluffy, 0.12-0.16 in. (3-4 mm) long attached at the base.


What is the invasive/noxious status of round leaf bittersweet and where is it classified as such?

Category 2 (Alabama), Invasive  (Michigan), Invasive (Delaware), Invasive (IPC) (Missouri), Invasive (North Carolina), Invasive, Prohibited (Connecticut), Restricted (Wisconsin)


Is ArtemisiaannuaL. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for Caesalpiniadecapetala(Roth) Alston?


Where can I view images of mulberryweed?


What is the growth habit of Persicariapunctata(Ell.) Small?


What is the U.S. Department of Agriculture (USDA) plant symbol for coast tarweed?


Is this plant invasive to the United States?


What is the invasive/noxious status of black knapweed and where is it classified as such?


Describe the appearance of earleaf acacia?

Acacia auriculiformisis a fast-growing, crooked, gnarly tree in the family Fabaceae. It is an evergreen tree ranging from 65 ft. (20 m) tall. It has a compact spread and is often multi-stemmed. The gray-white bark often shows vertical fissures. It has no thorns. The roots normally spread only shallowly. The young growth is usually glaucous. The leaf litter ofAcacia auriculiformisis thought to be allelopathic.


Is firetree native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for meadow sage?


Is RubusmacrophyllusWeihe & Nees native to the United States?


Where can I view images of crystalline iceplant?


Where can I view images of washington hawthorn?


Where can I view images of london rocket?


Where can I view images of brazilian waterweed, brazilian elodea?


Fruits are samaras, lime green when immature, and then maturing to a deep russet about October. The seed is notched at the tip and nearly fills the samara when mature.


What is the common name of Spartinapatens(Ait.) Muhl.?


What is the scientific name of wild chervil?


What is the growth habit of DaphnemezereumL.?


Is SolanumrostratumDunal native to the United States?


Where can I view images of common ragweed?


What is the growth habit of green kyllinga?


What is the invasive/noxious status of shrubby lespedeza and where is it classified as such?

Category 2 (Alabama), Invasive (North Carolina)


What is the U.S. Department of Agriculture (USDA) plant symbol for queen anne's lace, wild carrot?


What is the U.S. Department of Agriculture (USDA) plant symbol for longstalk cranesbill?


Is this plant invasive to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for sulfur cinquefoil?


Is HedychiumcoronariumKoenig native to the United States?


Does european black alder pose any ecological threat?

A. glutinosacan grow on a wide range of soils has been seen to form monotypic stands. Although it can toleate droughts, it prefers moist, damp conditions, especially near water sources. It commonly grows in riparian zones, wetlands, along ponds and lakes. It also grows in forests, forest wetlands and in urban areas.


Describe the appearance of european frog-bit?

Hydrocharis morsus-ranaeis a free-floating aquatic plant that resembles a miniature water lily.


What is the common name of Dryopteriserythrosora(D.C.Eaton) Kuntze?


Flowering occurs from May to July, when red-orange flowers develop in the axils of the leaves, near the tip of the stem. Flowers are pea-like, stalked and 0.5 in. (12-14 mm) long.


Is Alysicarpusvaginalis(L.) DC. native to the United States?


Describe the fruit of common buckthorn, european buckthorn?

Appearing in the fall, the small, purple to black fruit are 0.25 in. (0.6 cm) in diameter. The fruit contains 3-4 seeds. Birds and other wildlife eat the fruit and disperse the seeds.


Where can I view images of hoary alyssum?


Describe the foliage of uruguayan vervain?

V. montevidensisleaves are dark green. Most of the leaves are in a basal rosette. The opposite leaves clasp the stem. Leaves are elliptic to lanceolate, ranging from 3-5 in. (7.6-12.7 cm) long with serrate margins.


Describe the appearance of UrenalobataL.?

Urena lobatais an erect shrub that grows up to 10 ft. (3 m) in height. The plant is single stalked, with free-branching stems that comprise a bushy appearance. It grows as an annual species in many areas of Florida but may perennate in south Florida.


Describe the flowers of musk thistle, nodding thistle?

Showy, solitary, hemispherical, red to purple, disk flowers bloom from June to September. Phyllaries are spinetipped and overlap with several rows.


What is the common name of MuscarineglectumGuss. ex Ten.?


Lemmas are broader at the upper-half, tapering to the bottom, with margins not strongly enrolled in the fruit. Awns are 1/4-3/4 in. long, somewhat twisted and widely spread at maturity.


Describe the appearance of Cytisusscoparius(L.) Link?

Cytisus scopariusis a perennial shrub that grows on average from 3.3-9.8 ft. (1-3 m) tall, but can reach to 13 ft. (4 m). The stems are five-angled and remain green all year.


Is monterey cypress native to the United States?


What is the common name of PhoenixreclinataJacq.?


What is the common name of Cenchruslongispinus(Hack.) Fern?


Describe the foliage of RumexacetosellaL.?

Leaves are alternate, petiolate, glabrous, entire, 3-lobed, up to 1.2 in. (3 cm) long and occur in a basal rosette.


Is this plant invasive to the United States?

The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


What is the scientific name of smooth bedstraw?


What is the invasive/noxious status of japanese snowball and where is it classified as such?


Is Petroselinumcrispum(P. Mill.) Nyman ex A.W. Hill native to the United States?


Describe the fruit of CasuarinaequisetifoliaL.?

Fruit are tiny, winged nutlets that each contain one seed. The fruits are contained in woody, cone-like structures that are 0.75 in. (2 cm) long.


Describe the appearance of AnthemiscotulaL?

Anthemis cotulais an annual herbaceous plant in the sunflower family (Asteraceae) growing up to 2 ft (0.61 m) in height. The stems are erect, branching and become dark red with age.A. cotulahas a fibrous root system along with a taproot. It is native to the Mediterranean but is now found worldwide.


What is the U.S. Department of Agriculture (USDA) plant symbol for job's tears?


Describe the foliage of CarduusacanthoidesL.?

This thistle may exceed two meters in height and can form weedy monotypic stands. The stem and foliage are spiny and sometimes woolly.


Is port orford cedar native to the United States?


Describe the fruit of tasmanian bluegum?

The fruit is a hard, woody globose capsule. The fruit is 0.8-1 in. (2-2.5 cm) across. The numerous seeds are approximately 0.08 in. x 0.04 in. (2 x 1 mm). Seeds are dark brown with a brownish red chaff.


What is the U.S. Department of Agriculture (USDA) plant symbol for round leaf bittersweet?


What is the U.S. Department of Agriculture (USDA) plant symbol for SolanummarginatumL. f.?


Describe the fruit of VerbascumthapsusL.?

The fruit is a ovoid capsule that splits, releasing 100,000 to 180,000 seeds from the parent plant, that germinate in water.


Where can I view images of LysimachiavulgarisL.?


Is LamiumpurpureumL. native to the United States?


The fruits are small capsules with two valves, containing many tiny seeds.


What is the scientific name of european common reed, phragmites?

Phragmitesaustralisssp. australis(Cavanilles) Trinius ex Steudel


What is the growth habit of AgavesisalanaPerrine?


Describe the foliage of TamarixramosissimaLedeb.?

Leaves are small, scale-like, gray-green in color, and overlap along the stem.


What is the U.S. Department of Agriculture (USDA) plant symbol for Chamaecyparislawsoniana(A. Murr.) Parl.?


Describe the flowers of Perillafrutescens(L.) Britton?

Flowers are held in pairs along the stalk. The inflorescence is a villose corymb that may grow either terminally or from the leaf axils.


Is SalviniaminimaBaker native to the United States?


Is narrowleaf firethorn native to the United States?


Where can I view images of EhrhartacalycinaSm.?


Is this plant invasive to the United States?


Dioscorea bulbiferais an herbaceous, twining vine that can grow to lengths exceeding 60 ft. (18 m). It invades open areas in the sub-tropical southeastern United States.


Describe the foliage of yellow toadflax?

Leaves are nearly sessile, drooping, linear and 1-2 in. (2.5-5 cm) long. Leaves can sometimes be sparsely covered by long hairs.


Describe the fruit of Cayratiajaponica(Thunb.) Gagnepain?

Fruits are black or white berries that each contain 2-4 seeds.


What is the growth habit of senegal date palm?


What is the growth habit of Pyracanthaangustifolia(Franch.) Schneid.?


Describe the foliage of CasuarinaequisetifoliaL.?

The reddish-brown to gray bark is brittle and peels. Branchlets resemble pine needles and are very thin, 4-8 in. (10-20 cm) long and gray-green.


Saponaria officinalisis a vespertine flower, and a common perennial plant from the carnation family (Caryophyllaceae).


What is the scientific name of father-and-child plant?


The fruits are black or blue-black, somewhat glaucous drupes. They are subglobose in shape and measure 0.25 in. (6 mm) in length. Fruit appear on the plant in September and persist on the branches into the winter.


Is woolly distaff thistle native to the United States?


Is glossy buckthorn native to the United States?


Describe the appearance of SolanumtorvumSw.?

Solanum torvumTurkey berry is a broadleaved, evergreen, shrub or small tree that invades a variety of ecosystems in Florida. Plants can grow to 16 ft. (4.9 m) in height. The stems are armed with stout, straight or lightly curved prickles.


Where can I view images of GalinsogaquadriradiataCav?


What is the U.S. Department of Agriculture (USDA) plant symbol for MedicagolupulinaL.?


What is the common name of VeronicaserpyllifoliaL.?


The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


Is SpathodeacampanulataBeauv. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for PterisvittataL.?


Describe the fruit of AmbrosiaartemisiifoliaL.?

Fruits are yellowish to reddish brown, woody, spined, ridged, and crow like in appearance. Seeds are 0.12-0.16 in. (3-4 mm) long.


What is the U.S. Department of Agriculture (USDA) plant symbol for tawny daylily?


Is OleaeuropaeaL. native to the United States?


Where can I view images of RobiniahispidaL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for field pepperweed?


What is the U.S. Department of Agriculture (USDA) plant symbol for common st. paul's wort?


Is hawk's eye native to the United States?


Describe the foliage of Wisteriasinensis(Sims) DC.?

Alternate, pinnately compound (7-13 leaflets) leaves are tapered at the tip with wavy edges. Leaflets are approximately 3 in. (7.6 cm) in length.


What is the growth habit of bladder campion?


Each leaf has 5 leaflets that are ovate to orbicular, 1.2-3 in. (3-8 cm) long and 0.5-1.5 in. (1.5-4 cm) wide. Tendrils grow opposite each leaf.


Describe the appearance of tussock paspalum?

Paspalum quadrifariumis a perennial plant that grows in large, bluish-green bunches, or tufts, reaching 6 ft. (1.8 m) in height.


What is the growth habit of LigustrumamurenseCarrière?


Is wild buckwheat native to the United States?


What is the invasive/noxious status of NasturtiummicrophyllumBoenn. ex Rchb. and where is it classified as such?

Potentially Invasive, Prohibited (Connecticut)


What is the invasive/noxious status of smooth bedstraw and where is it classified as such?


Describe the appearance of Wisteriafloribunda(Willd.) DC.?

Wisteria floribundais a deciduous, woody vine capable of growing to a height of 35 ft. (10.7 m). Stems can be up to 10 in. (25.4 cm) in diameter, with smooth, light gray to white bark. When looking down at the plant the vines twine around the host plant in a clockwise direction.


Is this plant invasive to the United States?


Where can I view images of SaponariaofficinalisL.?


Is Epipremnumpinnatum(L.) Engl native to the United States?


Is australian-pine native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for CarduustenuiflorusW. Curtis?


Where can I view images of simpleleaf chastetree?


The compound leaves have large teeth and lobes on the leaflets that can reach 4 in. (10 cm) long.


Is formosa firethorn native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for european centaury?


Where can I view images of AndropogonvirginicusL.?


Is AcerpalmatumThunb. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for brazilian vervain?


Is AnchusaofficinalisL. native to the United States?


What is the scientific name of orchardgrass?


What is the common name of Pseudotsugamenziesii(Mirbel) Franco?


Describe the foliage of CyperusesculentusL.?

Leaves are light green, very glossy and grass-like. They are three ranked and taper to a sharp point.


Where can I view images of Pseudotsugamenziesii(Mirbel) Franco?


Does helleborine pose any ecological threat?

Epipactis helleborineprefers disturbed areas such as along foot trails and roadsides within woodlands.


Is Crocosmiax crocosmiiflora(V. Lemoine) N.E. Br. [aurea × pottsii] native to the United States?


Where can I view images of japanese chaff flower?


Where can I view images of siberian crabapple?


Where can I view images of GeraniumlucidumL.?


What is the common name of LigustrumobtusifoliumSieb. & Zucc.?


What is the invasive/noxious status of PotamogetoncrispusL. and where is it classified as such?

Aquatic Nuisance (Class 2, Regulated) (North Dakota), Class C (Alabama), Invasive, Prohibited (Connecticut), Invasive, Restricted (Michigan), Prohibited (Minnesota), Prohibited (New York), Restricted (Wisconsin)


What is the U.S. Department of Agriculture (USDA) plant symbol for Sorghumhalepense(L.) Pers.?


What is the U.S. Department of Agriculture (USDA) plant symbol for quackgrass?


What is the growth habit of banana poka?


Is this plant invasive to the United States?


What is the common name of SalsolakaliL.?


Is MuscarineglectumGuss. ex Ten. native to the United States?


Describe the appearance of greater celandine?

Chelidonium majusis a brittle, herbaceous biennial that reaches 11-31 in. (30-80 cm) in height. Its stems are ribbed and branching. The lower parts of the branches are pubescent. When the branches or leaves are broken a yellowish-orange sap can be seen.


What is the U.S. Department of Agriculture (USDA) plant symbol for puncturevine?


What is the invasive/noxious status of common tansy and where is it classified as such?


What is the growth habit of european waterstarwort?


What is the scientific name of common burdock, lesser burdock?


What is the growth habit of colonial bentgrass?


Is japanese black pine native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for ValerianaofficinalisL.?


Does alpine knapweed, tyrol knapweed pose any ecological threat?

Centaurea nigrescenscan be found in disturbed areas including along roadsides, fields, pastures, and waste areas. It is native to Europe.


What is the scientific name of arabian jasmine?


Where can I view images of slenderleaf iceplant?


Where can I view images of ConvallariamajalisL.?


Describe the foliage of SetariafaberiHerrm.?

Leaves are up to 16 in. (41 cm) long, 0.6-1 in. (15-25 mm) wide. Sheath is round with hair on margins. Blade has short hairs cover the upper surface. Ligule has a fringe of hairs. There are no auricles.


What is the U.S. Department of Agriculture (USDA) plant symbol for japanese hedge-parsley, erect hedgeparsley?


Describe the flowers of asiatic dayflower?

The inflorescence is a cyme with one flower near the top, with dark blue petals and membranous sepals about 0.2 in. (5 mm) long.


Is PassiflorasuberosaL. native to the United States?


Where can I view images of kahiliflower?


Seeds are brown in color. The seeding period occurs from summer through fall. This plant reproduces from seed.


Describe the flowers of Eichhorniacrassipes(Mart.) Solms?

The very showy blue-purple flowers are born on upright spikes. Each flower has six petals with the uppermost having a yellow patch.


Where can I view images of nettleleaf goosefoot?


Where can I view images of Wisteriasinensis(Sims) DC.?


What is the U.S. Department of Agriculture (USDA) plant symbol for AdiantumhispidulumSw.?


What is the U.S. Department of Agriculture (USDA) plant symbol for gingermint?


Is sensitive partridgepea native to the United States?


Is this plant invasive to the United States?

The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


What is the common name of Digitariainsularis(L.) Mez ex Ekman?


What is the growth habit of HordeumjubatumL.?


Is ClematisvitalbaL. native to the United States?


Does UtriculariainflataWalter pose any ecological threat?

U. inflatacan be found floating freely in shallow water or loosely attached to the sediment. It is native to Southeastern U.S., along the eastern coast, and in Washington.


What is the U.S. Department of Agriculture (USDA) plant symbol for garlic mustard?


Describe the fruit of morrow's honeysuckle?

The abundant berries are 0.25 in. (0.6 cm) in diameter, ripen to orange or red in color, often persist throughout winter and occur on 0.5 in. (1.3 cm) pedicels.


What is the growth habit of CasuarinaglaucaSieb. ex Spreng?


What is the scientific name of tagasaste?

Chamaecytisuspalmensis(Christ) F.A. Bisby & K.W. Nicholls [excluded]


What is the growth habit of hottentot fig?


Describe the foliage of Cortaderiaselloana(Schult. & Schult. f.) Asch. & Graebn.?

Cortaderia selloanaleaf blades can get up to 6 ft. (1.8 m) long and 1-3 in. (2.5-7.6 cm) wide. They are V-shaped in cross-section, and bluish green in color. The upper surface is smooth at base. The lower surface may be smooth or hairy towards collar. Leaf tips are bristly and curled and margins are rough and sharp.


What is the U.S. Department of Agriculture (USDA) plant symbol for tall wheatgrass?


Describe the appearance of LysimachiavulgarisL.?

Lysimachia vulgarisis an herbaceous perennial with erect stems up to 3.3 ft. (1 m) in height and long, stolon-like rhizomes that can run 33 ft. (10 m) long.


What is the scientific name of english elm?


What is the common name of HeliotropiumamplexicauleL.?


Is tall wheatgrass native to the United States?


Where can I view images of black mustard?


Is this plant invasive to the United States?


What is the common name of CakilemaritimaScop.?


Where can I view images of LantanacamaraL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for sea fig?


The leaves resemble maple leaves, but the topside of leaves are shiny, dark green while the underside is bright white and hairy. Leaves are 2-4 in. (5.1-10.2 cm) long.


Is AntigononleptopusHook. & Arn. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for ButomusumbellatusL.?


Where can I view images of lesser celandine, fig buttercup?


Is Cyatheacooperi(Hook. ex F. Muell.) Domin native to the United States?


Describe the fruit of Anthriscussylvestris(L.) Hoffmann?

The fruits are smooth, lanceolate in shape and measure 0.25 in. (6 mm) long. They have a pronounced beak that measures 0.04 in. (1 mm) long. The fruits start out green and turn brown as they ripen.


What is the U.S. Department of Agriculture (USDA) plant symbol for DesmodiumincanumDC.?


Describe the foliage of Persicariaperfoliata(L.) H. Gross?

The alternate leaves are triangular, light green, 1-3 in. (2.5-7.6 cm) wide and barbed on the undersurface.


The evergreen leaves are leathery, dark-green and 4-8 in. (10-20 cm) long.


Is Malvastrumcoromandelianum(L.) Garcke native to the United States?


Where can I view images of american lotus?


Where can I view images of VeronicahederifoliaL.?


Is Lepidiumdraba(L.) Desv native to the United States?


Flat-topped yellow flowers with four spoon shaped petals appear in small clusters at the top of the stems. Flowering occurs in spring to late summer.


What is the U.S. Department of Agriculture (USDA) plant symbol for malabar plum?


Is Plucheaindica(L.) Less. native to the United States?


Where can I view images of BoerhaviacoccineaP. mill.?


Is this plant invasive to the United States?


What is the invasive/noxious status of kochia and where is it classified as such?

Potentially Invasive, Prohibited (Connecticut)


Where can I view images of oppositeleaf russian thistle?


Where can I view images of tree-of-heaven?


Describe the flowers of cheatgrass, downy brome?

The panicles measure 2-7.75 in. (5-20 cm) long, have numerous branches, retain an open quality and are generally nodding. The panicles bear from 3 to 8 drooping spikelets, each spikelet is 0.8-1.4 in. (2-3.5 cm) long. The glumes are awl-shaped. The lemmas are narrowly lanceolate, 0.04-0.06 in. (1-1.5 mm) wide, toothed, and sometimes hairy. They have slender, straight awns that are 0.4-0.67 in. (10-17 mm) long. Flowering occurs from May to June.


What is the U.S. Department of Agriculture (USDA) plant symbol for spotted deadnettle?


Is Cytisusscoparius(L.) Link native to the United States?


Is PaspalumvaginatumSw. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for LagerstroemiaindicaL.?


Is CitharexylumspinosumL. native to the United States?


Is EhrhartaerectaLam. native to the United States?


What is the scientific name of narrow-leaved iceplant?


Does dames rocket pose any ecological threat?

Many people mistakenly believeHesperis matronalisis a native wildflower. It may be included in native wildflower mix packets. Always check the list of species in wildflower mixes. Habitats invaded by this plant include open woodlands, prairies, roadsides, ditches, and other disturbed areas where native plants are crowded out.Hesperis matronaliswas introduced from Europe as an ornamental around the time of European settlement. It continues to be widely used as an ornamental and can be found throughout North America.


Where can I view images of brazilian vervain?


What is the U.S. Department of Agriculture (USDA) plant symbol for Depariakaalaana(Copeland) M. Kato?


Where can I view images of TrapanatansL.?


Does Cirsiumpalustre(L.) Scop. pose any ecological threat?

Cirsium palustregrows best in moist acidic soils. It can be found in any disturbed areas as long as its moisture requirements are met. It is common on roadsides and in wet ditches. It is also somewhat shade tolerant, and therefore can be found in moist woods. A combination of wind dispersal and intermediated shade tolerance makesCirsium palustrea threat to moist, minimally managed habitats.


Does DipsacuslaciniatusL. pose any ecological threat?

Dipsacus laciniatusgrows in open, sunny habitats preferring roadsides and other disturbed areas, although it can sometimes be found in high quality areas such as prairies, savannas, seeps, and sedge meadows. It was introduced from Europe in the 1700's and spreads by producing abundant seeds. It can be found in the northern states from Massachusetts to Colorado. This is an EDRR plant for the Southeastern United States. It has been reported in Virginia, West Virginia and Kentucky.


Is this plant invasive to the United States?


Does RanunculusrepensL. pose any ecological threat?

It can form large monocultures that crowd out native plants, especially in coastal headlands. It is often mistaken for native buttercups.Ranunculus repensoccurs most commonly in rich, damp soil, but can be found in moist sand or gravel.


The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


What is the common name of NasturtiummicrophyllumBoenn. ex Rchb.?


Describe the appearance of MeliaazedarachL.?

Melia azedarachis a deciduous tree growing to 50 ft. (15.2 m) in height and 2 ft. (0.6 m) in diameter.


Describe the appearance of black knapweed?

Centaurea nigrais a perennial plant that can grow from 1-3 ft. (0.3-0.9 m) tall.


Describe the foliage of cultivated knotweed?

Leaves are alternate or basal, oval to lanceolate in shape, moderately hairy, and 3.9-7.9 in. (10-20 cm) long with heart shaped bases and pointed tips.


Describe the flowers of SolanumdulcamaraL.?

Flowering occurs in May to November, when purple flowers develop. Petals are recurved and up to 0.4 in. (1 cm) long. Stamens are bright yellow and fused together around the stigma.


What is the growth habit of VerbenabonariensisL.?


Describe the appearance of glossy buckthorn?

Frangula alnusis a large shrub or small tree that can grow to heights of 30 ft. (9.1 m). Its bark is gray to brown with white lenticels.


What is the scientific name of benghal dayflower?


What is the scientific name of poverty brome?


What is the common name of ConvallariamajalisL.?


What is the scientific name of cluster tarweed?


Where can I view images of clover dodder?


Where can I view images of PaspalumnotatumFluegge?


What is the scientific name of canadian hawkweed?


What is the common name of Hieraciumlaevigatum?


Is AmorphafruticosaL. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for smooth brome?


Describe the fruit of mile-a-minute vine, asiatic tearthumb?

Fruit are present in mid-July through the first frost, are metallic blue and segmented with each segment containing a single black or reddish black seed.


Is laurel clockvine native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for AnchusaazureaP. Mill.?


What is the U.S. Department of Agriculture (USDA) plant symbol for cuming's lovegrass?


Describe the flowers of ErigeroncanadensisL.?

The inflorescence is a loose panicle. The numerous flower heads are very small, 0.08-0.16 in (2-4 mm) tall and 0.12-0.28 in (3-7 mm) wide. The rays are white or purplish and very small, only reaching 0.02-0.04 in (0.5-1.0 mm) in length.


Is Sechiumedule(Jacq.) Sw. native to the United States?


Dioscorea polystachyais an invasive herbaceous, twining vine that grows to about 16.4 ft. (5 m). It invades open to shady areas in the Eastern United States.


Where can I view images of MalusfloribundaSieb. Ex Van Houtte?


Is this plant invasive to the United States?


Dioscorea alatais an herbaceous, twining vine that can grow to lengths exceeding 30 ft. (9.1 m). It invades open to shady areas in the extreme southeastern United States.


Describe the appearance of ZygophyllumfabagoL.?

Zygophyllum fabagois an herbaceous, perennial plant with a bushy habit that grows up to 1.5 ft. (0.6 m) tall.


Where can I view images of Firmianasimplex(L.) W. Wight?


Describe the foliage of Cenchruslongispinus(Hack.) Fern?

C. longispinusleaves may reach 8 in. (20.3 cm) in length and 0.24 in. (6 mm) in width. The upper surface is rough and there are no hairs on the lower surface. The ligule is a fringe of hairs and is about 0.04 in. (1 mm) long.


What is the growth habit of common buckthorn, european buckthorn?


Is HederaL. native to the United States?


Where can I view images of waterpurslane?


Does beach vitex pose any ecological threat?

Vitex rotundifoliais native to the Pacific Rim and was introduced into the continental United States in the 1980s as a beach stabilization plant. Plants prefer sandy soils in full sun.


What is the growth habit of RanunculusacrisL.?


What is the growth habit of PopulustremulaL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for dallisgrass?


Grevillea robustais a perennial tree that can grow up to 65.6-98.4 ft. (20-30 m) tall.


Is Rotalarotundifolia(Buch.-Ham. ex Roxb.) Koehne native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for PachysandraterminalisSieb. & Zucc.?


What is the scientific name of stinking chamomile?


What is the invasive/noxious status of japanese barberry and where is it classified as such?

Invasive  (Michigan), Invasive (Connecticut), Invasive (Delaware), Invasive (North Carolina), Prohibited (New York), Restricted (Wisconsin), Tier 2 (Maryland), Watch List (Alabama)


Describe the appearance of winter creeper?

Euonymus fortuneiis an evergreen perennial vine that was introduced as an ornamental groundcover. It is native to China, Japan, and Korea.


Is EchiumvulgareL. native to the United States?


What is the common name of Fragariachiloensis(L.) P. Mill.?


What is the growth habit of Cytisusscoparius(L.) Link?


What is the scientific name of banana passionflower?

Passifloratripartitavar. mollissima(Kunth) Holm-Niesen & P.M. Jørg.


What is the scientific name of sacred bamboo?


What is the growth habit of Tetragoniatetragonioides(Pallas) Kuntze?


What is the common name of Chrysanthemoidesmoniliferassp. monilifera(L.) Norlindh?


Does ChelidoniummajusL. pose any ecological threat?

Chelidonium majuscan become abundant in minimally managed habitats and can outcompete other native herbaceous plants. It is most often found in disturbed areas especially with moist soil. Conceivably its seeds could be moved to other habitats by ants.


What is the scientific name of black mangrove?


Is this plant invasive to the United States?

The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


What is the U.S. Department of Agriculture (USDA) plant symbol for CardiospermumhalicacabumL.?


Where can I view images of Citrusx aurantiifolia(Christm.) Swingle?


Is Dysphaniaambrosioides(L.) Mosyakin & Clemants native to the United States?


What is the common name of Hygrophilapolysperma(Roxb.) T. Anders.?


What is the U.S. Department of Agriculture (USDA) plant symbol for littleseed canarygrass?


Is Cenchruslongispinus(Hack.) Fern native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for eastern cottonwood?


Fruits are green berries that mature to a bright red and are very attractive to birds.


What is the U.S. Department of Agriculture (USDA) plant symbol for smallflower tamarisk?


What is the scientific name of garden spurge?


Describe the appearance of lily of the valley?

Convallaria majalisis a perennial herbaceous rhizomatous plant that grows up to 12 in (30 cm) tall. It is native to Asia and Europe. Some sources list it as nonnative to North America and others list it as native.


Is MimosapigraL. native to the United States?


Fruits are multiple-seeded berries. They can range in color from black to pink or even white when ripe.


Does Colocasiaesculenta(L.) Schott pose any ecological threat?

Colocasia esculentacan tolerate a wide range of wet to dry sites. It easily invades wetland edges, swamps, blackwater streams and riverine forests.Colocasia esculentacan form dense stands outcompeting native plants. It is native to Africa and was first brought to the Americas as a food crop for slaves. In 1910,Colocasia esculentawas also promoted as an alternative crop to potatoes by the USDA. There are similar native species and some similar exotic species but in all of these similar species their petioles attach to the margin of the leaf blades rather than in the middle as withColocasia esculenta.


What is the U.S. Department of Agriculture (USDA) plant symbol for burmareed?


Describe the foliage of Ludwigiapeploides(Kunth) Raven?

Leaves are alternately arranged and vary in shape and size, from lanceolate to ovate. They range from 0.5-4 in. (1.27-10.2 cm) long. Leaves are hairless and have smooth margins. Leaf petioles range from 1-1.5 in. (2.5-3.8 cm) long.


Describe the fruit of Broussonetiapapyrifera(L.) L'Hér. ex Vent.?

Fruits are red to orange, globose and 1-1.6 in. (3-4 cm) in diameter.


Where can I view images of Melaleucaquinquenervia(Cav.) Blake?


Where can I view images of britton's wild petunia?


What is the U.S. Department of Agriculture (USDA) plant symbol for meadow campion?


Where can I view images of Sennasurattensis(Burm. f.) Irwin & Barneby?


Is southern catalpa native to the United States?


Is this plant invasive to the United States?


What is the growth habit of french tamarisk?


What is the common name of SidaplanicaulisCav.?


What is the common name of RhustyphinaL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for IpomoealacunosaL.?


What is the invasive/noxious status of cuban bulrush and where is it classified as such?


What is the invasive/noxious status of japanese callicarpa and where is it classified as such?


What is the common name of AsphodelusfistulosusLinnaeus?


Is whitetop native to the United States?


Is longflowered veldtgrass native to the United States?


What is the invasive/noxious status of EuphorbiacyparissiasL. and where is it classified as such?

Potentially Invasive, Prohibited (Connecticut), Prohibited (New York), Restricted (Wisconsin)


What is the U.S. Department of Agriculture (USDA) plant symbol for kiawe?


Is algerian sea lavender native to the United States?


What is the growth habit of longflowered veldtgrass?


Where can I view images of sericea lespedeza?


Where can I view images of deptford pink?


Does Strigaasiatica(L.) Kuntze pose any ecological threat?

Striga asiaticacan parasitize important agricultural crops such as corn, sorghum, sugar cane and rice. The host plant's nutrients are depleted and energy is spent supporting the parasitic witchweed. Infestations reduce yields and contaminate crops. Witchweed is native to Asia and Africa and was first identified in the United States, in the Carolinas, in 1955. It is listed as a Federal Noxious Weed.


What is the common name of Oncosiphonpiluliferum(L. f.) Källersjö?


The fruit is beaked which split at maturity to release the seeds. The seeds float which allows them to be easily dispersed by water.


What is the common name of MiconiacalvescensDC.?


Is oriental lady's thumb native to the United States?


Small, yellowish tubular flowers are abundant and occur in clusters of 5 to 10 near the stems from February to June.


Is this plant invasive to the United States?


Does LotuscorniculatusL. pose any ecological threat?

Lotus corniculatusis native to Eurasia and North Africa and occurs in pastures, roadsides, wetlands, disturbed grasslands and riparian areas.


What is the U.S. Department of Agriculture (USDA) plant symbol for western salsify?


What is the U.S. Department of Agriculture (USDA) plant symbol for celandine?


Describe the flowers of CentaureasolstitialisL.?

Flowering occurs from June-October. Yellow flowers appear in heads at the tips of the branches. Bracts that extend the flower head have a small cluster of spines.


What is the U.S. Department of Agriculture (USDA) plant symbol for brazilian satintail?


Is BrassicatournefortiiGouan native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for narrow swordfern?


Does EuphorbiamyrsinitesL pose any ecological threat?

Euphorbia myrsinitescan be found in disturbed areas and waste places. It is native to southern Europe and central Asia. Be aware, this plant can cause skin and eye irritation and is toxic if consumed.


What is the growth habit of PennisetumclandestinumHochst. ex Chiov.?


Describe the foliage of kahila garland-lily?

The leaves are bright green that clasp the tall steams. Leaves are pear shaped to elliptic or lance shaped to 15.7 in. (40 cm) long and 5.9 in. (15 cm) wide. Leaves are entire (having smooth edges) or are very shallowly lobed, and hairless.


What is the invasive/noxious status of Maclurapomifera(Raf.) Schneid. and where is it classified as such?


Does mulberryweed pose any ecological threat?

Fatoua villosais native to East Asia and occurs in wetlands and other moist, shaded areas. It is problematic in greenhouses and nurseries. The first known population in the United States was in Louisiana in 1964.


Describe the foliage of BromussecalinusL.?

The erect central culm is unbranched with 4-8 leaves alternate along the its length. The medium green leaf blades are about 0.3 in (7 mm) across and 9 in (23 cm) long.


What is the growth habit of AgeratumconyzoidesL.?


Is oxeye daisy native to the United States?


Describe the appearance of PoapratensisL.?

Poa pratensis, commonly known as Kentucky Bluegrass or Common Meadow-grass, is a perennial species of grass. A long-lived sodgrass with rhizomes, growing 0.5-3 ft. (0.2-0.9 m) tall.


Where can I view images of OenotheralaciniataHill?


What is the invasive/noxious status of Alliariapetiolata(Bieb.) Cavara & Grande and where is it classified as such?

Class A (Alabama), Invasive  (Michigan), Invasive (Delaware), Invasive (DOC, IPC) (Missouri), Invasive (North Carolina), Invasive, Prohibited (Connecticut), Prohibited (New York), Restricted (Wisconsin), Watch List (Alabama)


Describe the foliage of HyoscyamusnigerL.?

The fetid smelling leaves are alternate, simple, toothed, up to 8 in. (20 cm) long and 6 in. (15 cm) wide. In the early season (annual), or first year of growth (biennial) the plant is represented by a rosette.


Is this plant invasive to the United States?

The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


What is the growth habit of SonchusarvensisL.?


What is the scientific name of lambsquarters?


What is the U.S. Department of Agriculture (USDA) plant symbol for Microstegiumvimineum(Trin.) A. Camus?


Where can I view images of new zealand spinach?


Describe the fruit of ArdisiacrenataSims?

Fruit are rounded drupes and bright red. Each fruit contains a single seed. The seeds are easily spread by birds and other wildlife.


Is perennial false-brome native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for RubusellipticusSm.?


Describe the flowers of hispanic hyacinthoides?

Each raceme has 6 to 8 flowers. Flowers are bell-shaped, erect in bud but hang when in bloom, not fragrant, tepals are spreading, blue to purple in color, oblong to lanceolate, 0.6 to 0.8 in. (1.5 to 2 cm).


What is the common name of CyperusproliferLam?


What is the U.S. Department of Agriculture (USDA) plant symbol for Setariaitalica(L.) Beauv.?


What is the invasive/noxious status of PopulusalbaL. and where is it classified as such?

Potentially Invasive, Prohibited (Connecticut), Restricted (Wisconsin)


Does Oxalispes-capraeL. pose any ecological threat?

Oxalis pes-caprae, although widespread as a garden weed throughout much of California, has never before been observed invading natural areas in North America. It is now reported as invading native coastal dunes in northern California. Due to its extensive occurrence in lawns and gardens,O. pes-capraehas the potential to rapidly spread via the production of bulblets and contaminated soils into adjacent natural areas in California and elsewhere.


What is the growth habit of spanish arborvine?


Where can I view images of CentaureastoebeL.?


What is the invasive/noxious status of ViburnumsetigerumHance and where is it classified as such?


What is the common name of Centranthusruber(L.) DC.?


Is hyssop loosestrife native to the United States?


Is this plant invasive to the United States?


What is the growth habit of rattlesnake brome?


What is the U.S. Department of Agriculture (USDA) plant symbol for LonicerastandishiiJacques?


What is the scientific name of chinese lobelia?


What is the growth habit of SalsolatragusL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for beautybush?


What is the U.S. Department of Agriculture (USDA) plant symbol for DioscoreaalataL.?


Describe the flowers of IrispseudacorusL.?

Flowers are showy and bloom from April to June. Usually yellow, their color can range from nearly white to cream. Flowers are 2.75-3.5 in. (7-9 cm) wide. They are borne on erect peduncles with several flowers per stem. There are six perianth clawed segments. Three of these are upward-pointing petals and three are down-ward spreading sepals. Sepals often have purple, brown or red veins on their yellow surface.


What is the growth habit of SaccharumravennaeL.?


Is bamboo orchid native to the United States?


What is the scientific name of oriental lady's thumb?


Where can I view images of Verbesinaencelioides(Cav.) Benth. & Hook. f. ex Gray?


Where can I view images of QuercusroburL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for fragrant waterlily?


Is CotoneasterfranchetiiBoiss. native to the United States?


Describe the foliage of AtriplexsemibaccataR. Br.?

Leaves are green to greyish on the upper side and whitish in color on the lower side, alternate, attenuate base, obtuse apex, obovate to oblong, and 0.2-1.2 in. (5-30 mm) long.


Where can I view images of RosalaevigataMichx.?


Leonurus cardiacais a perennial herbaceous plant is 2-5 ft (0.6-1.5 m) tall. The plant generally has few branches. The square stems are ribbed and somewhat pubescent. Stems begin erect but tend to sprawl as they mature. The root system is made up of both shallow fibrous roots and rhizomes. It is native from temperate Russia to central Asia. It has been cultivated in Europe for a many decades.


Is Eleutherococcussieboldianus(Makino.) Koidz. native to the United States?


Is this plant invasive to the United States?


Does limnophila pose any ecological threat?

L. sessilifloracan shade out and out compete other aquatic plants. It can tolerate a wide range of growing conditions. L. sessiliflora is listed as a Federal Noxious Weed.


Where can I view images of LathyrussylvestrisL.?


Where can I view images of ArtemisiaannuaL.?


Is FicuselasticaRoxb. native to the United States?


What is the scientific name of white poplar?


Is hairy vetch native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for TrifoliumcampestreSchreb.?


What is the common name of VerbascumblattariaL.?


Does LysimachianummulariaL. pose any ecological threat?

Lysimachia nummulariacan be found in a variety of different habitat types; however, it grows most vigorously and poses the biggest threat in moist areas such as wet meadows, swamps, floodplain forests, stream banks, bottoms, ditches, roadsides and along the banks of small water bodies. It can form a mat-like growth capable of excluding more desirable native plant species. It is now found across the United States and Canada.


Where can I view images of MalvaviscuspenduliflorusDC.?


Describe the flowers of PhyllostachysaureosulcataMcClure?


Is english daisy native to the United States?


Describe the appearance of brittleleaf naiad?

Najas minoris an herbaceous, aquatic annual with stems that can grow 4-7.75 in. (10-20 cm) long. These stems can be up to 0.04 in. (1 mm) thick.


What is the common name of RuelliablechumL.?


Seeds are 0.8-0.12 in. (2-3 mm) long, brownish grey in color, and have a rough texture.


Describe the appearance of canary island st. johnswort?

Hypericum canarienseis a perennial shrub that can grow up to 9.8 ft. (3 m) tall.


What is the U.S. Department of Agriculture (USDA) plant symbol for italian bugloss?


What is the growth habit of trumpet creeper?


What is the common name of SalsolaryaniiHrusa & Gaskin?


What is the common name of ScolymushispanicusL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for LigustrumsinenseLour.?


What is the common name of LumnitzeraracemosaWilld.?


What is the U.S. Department of Agriculture (USDA) plant symbol for common burdock, lesser burdock?


Is this plant invasive to the United States?


What is the growth habit of Megathyrsusmaximus(Jacq.) R. Webster?


Is Eucalyptussalicifolia(Sol.) Cav. native to the United States?


In North America,O. pes-capraegenerally flowers from late fall to early summer, but fruits and viable seed have not been observed in California.


What is the U.S. Department of Agriculture (USDA) plant symbol for Asystasiagangetica(L.) T. Anders?


What is the U.S. Department of Agriculture (USDA) plant symbol for PhoenixreclinataJacq.?


Describe the appearance of Imperatacylindrica(L.) Beauv.?

Imperata cylindricais a perennial, colony-forming grass which can grow up to 6 ft. (1.8 m) tall.


What is the growth habit of PerseaamericanaP. Mill.?


Describe the flowers of Hyacinthoideshispanica(Mill.) Rothm.?


What is the common name of RanunculusarvensisL.?


What is the common name of Digitariasanguinalis(L.) Scop?


What is the U.S. Department of Agriculture (USDA) plant symbol for Paraseriantheslophantha(Willd.) I. Nielsen?


What is the U.S. Department of Agriculture (USDA) plant symbol for Macroptiliumlathyroides(L.) Urb.?


Where can I view images of common hawthorn?


What is the growth habit of Hirschfeldiaincana(L.) Lagrèze-Fossat?


Describe the foliage of japanese barberry?

The leaves are up to 1 in. (24 mm) long and paddle-shaped.


Is california privet native to the United States?


Is CamelinamicrocarpaDC. native to the United States?


Describe the appearance of CuscutajaponicaChoisy?

Cuscuta japonicais an annual, parasitic vine that has recently been introduced into the United States. It is listed as a Federal Noxious Weed.


Leaves are thick, 1.6 in. (4 cm) long, lanceolate, opposite, leathery, somewhat hairy, and dark green on upper surface and greyish green on lower surface.


Is indian camphorweed native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for cutleaf nightshade?


Is this plant invasive to the United States?

The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


Is stinkwort native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for white bladderflower?


Flowers bloom in May and are small and inconspicuous.


Is Pentaglottissempervirens(L.) Tausch ex L.H. Bailey native to the United States?


Does ground ivy pose any ecological threat?

Glechoma hederaceais native to Eurasia and was introduced into North America, as an ornamental or medicinal plant, as early as the 1800s. It is common in moist areas, disturbed sites, low woods, lawns and along roadsides.


Where can I view images of hedge mustard?


What is the U.S. Department of Agriculture (USDA) plant symbol for lepyrodiclis?


Is giant foxtail native to the United States?


Is clubed begonia native to the United States?


Is sweet granadilla native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for CyperusbrevifolioidesThieret & Delahouss?


What is the common name of Echinochloacrus-galli(L.) Beauv?


Is little-robin native to the United States?


What is the common name of Styphnolobiumjaponicum(L.) Schott?


Is RosarubiginosaL. native to the United States?


What is the growth habit of GlossostigmacleistanthumW.R. Barker?


What is the U.S. Department of Agriculture (USDA) plant symbol for ivyleaf speedwell?


Is Elsholtziaciliata(Thunb.) Hyl. native to the United States?


Describe the fruit of kahila garland-lily?

Fruit is an oblong capsule, which is thin-walled with orange valves within. Seeds are bright scarlet, shiny and numerous.


What is the invasive/noxious status of QuercusacutissimaCarruthers and where is it classified as such?

Prohibited (Wisconsin), Watch (Delaware), Watch List (Alabama)


Is LonicerajaponicaThunb. native to the United States?


What is the growth habit of HesperismatronalisL.?


What is the scientific name of fountain palm?

Livistonachinensis(Jacq.) R. Br. ex Mart.


What is the U.S. Department of Agriculture (USDA) plant symbol for PassiflorabicornisP. Mill.?


What is the growth habit of britton's wild petunia?


Where can I view images of BougainvilleaglabraChoisy?


What is the scientific name of buckhorn plantain?


What is the growth habit of new zealand flax?


Is SaponariaofficinalisL. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for european stinging nettle?


What is the scientific name of rush skeletonweed?


Is Cyclosorusdentatus(Forssk.) Ching native to the United States?


What is the growth habit of Leucaenaleucocephala(Lam.) de Wit?


Is spotted knapweed native to the United States?


Describe the fruit of yellow devil hawkweed?

The dandelion like seeds have a plume of bristles to aid in dispersal by wind.H. x floribundumalso spreads vegetatively by stolons.


What is the U.S. Department of Agriculture (USDA) plant symbol for Citrusx aurantiumL. (pro sp.) [maxima × reticulata]?


What is the U.S. Department of Agriculture (USDA) plant symbol for MalvasylvestrisL.?


Is MalvaneglectaWallr. native to the United States?


What is the scientific name of camelthorn?


Is this plant invasive to the United States?


What is the growth habit of VerbenamontevidensisSpreng.?


What is the common name of Eichhorniacrassipes(Mart.) Solms?


What is the growth habit of cutleaf nightshade?


What is the U.S. Department of Agriculture (USDA) plant symbol for RosaspinosissimaL.?


Where can I view images of italian arum?


Where can I view images of ChenopodiumalbumL?


Describe the flowers of chinese parasoltree?

Firmiana simplexhas abundant showy slightly fragrant flowers that appear in late spring or early summer. The flowers are held in terminal, large 10-20 in. (25.4-50.8 cm) wide, loose panicles clustered at the tips of last year’s branches. The flowers lack petals, but have sepals that are yellow and white.


Is Caulerpataxifolia(Vahl) C. Agardth native to the United States?


Where can I view images of NasturtiumofficinaleR. Brown?


Where can I view images of sorghum (type unspecified)?


What is the growth habit of SolanumcarolinenseL.?


What is the scientific name of peregrine saltbush?


Where can I view images of japanese cedar?


Is Emiliasonchifoliavar. sonchifolia(L.) DC. native to the United States?


Describe the appearance of small carpetgrass, joint-head grass?

The plant stands to 1.5 ft. (0.5 m) tall with oval to lance-shaped leaves.


Is MelissaofficinalisL. native to the United States?


Does Wisteriafloribunda(Willd.) DC. pose any ecological threat?

Invasions often occur around previous plantings.Wisteria floribundacan displace native vegetation and kill trees and shrubs by girdling them. The vine has the ability to change the structure of a forest by killing trees and altering the light availability to the forest floor. A native of Japan, it was first introduced into North America around 1830 for ornamental purposes.


Does AegilopsgeniculataRoth pose any ecological threat?

A. geniculatacan be found growing along roadsides, ditches, abandoned fields and other disturbed sites.


What is the scientific name of brazilian waterweed, brazilian elodea?


Is this plant invasive to the United States?


Describe the fruit of creeping yellow loosestrife, creeping jenny?

Fruit are capsules which contain 1-5 seeds each. The seeds are small.


What is the growth habit of RuelliasimplexC. Wright?


Is dwarf waterclover native to the United States?


What is the growth habit of NymphaeaodorataAit.?


What is the U.S. Department of Agriculture (USDA) plant symbol for sweet cherry?


Leaves are alternate, compound (with three, usually lobed, leaflets), hairy underneath and up to 5.4 in. (15 cm) long.


What is the growth habit of Limnophilasessiliflora(Vahl) Blume?


Describe the foliage of JacobaeavulgarisGaertn.?

The leaves of the basal rosette have petioles, cauline (stem) leaves are sessile and both are deeply lobed and alternate. The leaf lobes are oblong and web-shaped. The margins of the leaves are dentate. The leaves can measure between 1.5-8 in. (4-20 cm) long and 0.75-2.25 in. (2-6 cm) wide. The leaf is medium green above, lighter underneath and occasionally tomentose.


Is twoleaf nightshade native to the United States?


Is japanese false spleenwort native to the United States?


Does onionweed pose any ecological threat?

Asphodelus fistulosuscan be found in roadsides, pastures, disturbed areas, grasslands, and suburban settings. It is drought resistant and prefers sandy or gravelly soils. It is native to the Mediterranean region and from western Asia to northern India.


Does CynoglossumofficinaleL. pose any ecological threat?

Cynoglossum officinaleinvades disturbed areas, roadsides, rangeland, old fields and meadows, forest margins, riparian zones and coastal sand dunes. It is native to Eurasia.


What is the U.S. Department of Agriculture (USDA) plant symbol for dames rocket?


Describe the appearance of uruguayan pampas grass?

Cortaderia selloanais a perennial in the grass family (Poaceae) growing 6-13 ft. (1.8-4 m) in height. Lateral roots can spread to 13 ft. (4 m) in diameter and 11.5 ft. (3.5 m) in depth.


What is the U.S. Department of Agriculture (USDA) plant symbol for HederaL.?


Where can I view images of european beachgrass?


What is the U.S. Department of Agriculture (USDA) plant symbol for Torilisarvensisssp. arvensis(Huds.) Link?


What is the U.S. Department of Agriculture (USDA) plant symbol for TragopogondubiusScop.?


What is the scientific name of italian woodbine?


Is this plant invasive to the United States?

The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


What is the U.S. Department of Agriculture (USDA) plant symbol for EucalyptusrobustaSm.?


Is austrian pine native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for yellow fieldcress?


Is virginia groundcherry native to the United States?


Is spanish broom native to the United States?


Is red manjack native to the United States?


What is the growth habit of giant knotweed?


What is the U.S. Department of Agriculture (USDA) plant symbol for Lactucatatarica(L.) C.A. Mey.?


Where can I view images of Corydalisincisa(Thunb.) Pers.?


Fruit capsules contain numerous tiny (0.04 in. [0.1 cm] diameter) seeds.


What is the invasive/noxious status of Marsileaspp. and where is it classified as such?


Is SchinusmolleL. native to the United States?


What is the growth habit of broadleaf plantain?


Describe the appearance of PhytolaccaamericanaL.?

Phytolacca americanais a perennial herb with big leaves, a reddish trunk and reddish stems that can grow 6-12 ft. (1.8-3.7 m).


What is the U.S. Department of Agriculture (USDA) plant symbol for FicariavernaHuds.?


What is the scientific name of common pearlbrush?


Is Limnobiumspongia(Bosc) L.C. Rich. ex Steud. native to the United States?


Where can I view images of CannabissativaL?


Describe the foliage of TanacetumvulgareL.?

The leaves ofT. vulgareare alternate and sessile or with a short-stalked. The leaves are highly divided and dotted with small glands.


Is CyperusdifformisL. native to the United States?


Foeniculum vulgareis a perennial with soft, feathery, almost hair-like foliage growing up to 6.6 ft. (2 m) tall. This plant can look similar to dill.


Describe the fruit of PotamogetoncrispusL.?

Fruits are flat with a pointed beak and are 0.16-0.24 in. (4-6 mm) long. The seed do not seem to be viable. In the midsummer plants form turions (vegetative buds), from which new growth starts in fall or winter.


What is the scientific name of dog rose?


What is the invasive/noxious status of goutweed and where is it classified as such?

Invasive, Prohibited (Connecticut), Restricted (Wisconsin)


Describe the flowers of swamp morning-glory?

The white to purple funnel shaped flowers are usually solitary. Sometimes a few flowers are held in a cyme. It can flower year round in tropical climates.


Where can I view images of MyosotislatifoliaPoir.?


What is the U.S. Department of Agriculture (USDA) plant symbol for SeneciovulgarisL.?


Is this plant invasive to the United States?


Does yellow floating heart pose any ecological threat?

AlthoughN. peltatahas the potential to shade and crowd out native aquatic plants. In warmer areas it has formed large stands that can block waterways.N. peltatais still commonly sold as a plant for water gardens, and can be carelessly disposed of into local waterbodies. It prefers the still waters found in lakes and ponds. It is often found in water gardens, which are the source of many of its introductions.


Describe the appearance of Phyllostachysnigra(Lodd.) Munro?

Phyllostachys nigrais a large perennial woody grass that can reach from 20 to 35 ft. (6.1-10.7 m) in height. Stems may be smooth to ribbed and glabrous. There may be a dense fringe of purplish to brown hairs just above the node with nodal ridges moderately prominent. Sheath scars may be as prominent as the nodal ridges.


Is quackgrass native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for Helminthothecaechioides(L.) Holub?


Describe the fruit of TamarixramosissimaLedeb.?


What is the scientific name of west indian marsh grass?


What is the common name of PhormiumtenaxJ.R. & G. Forst.?


Describe the foliage of DelaireaodorataLem?

The leaves are alternate, broadly deltate to "ivy-shaped", with 5-7 shallow, but sharply pointed lobes.


What is the invasive/noxious status of japanese black pine and where is it classified as such?


Describe the flowers of CasuarinaequisetifoliaL.?

Male and female flowers are present on the same plant and are inconspicuous. Male flowers occur in terminal spikes, while the female flowers are in small, axillary clusters.


What is the U.S. Department of Agriculture (USDA) plant symbol for tropical signalgrass?


Describe the foliage of french tamarisk?

Leaves are small, scale-like, gray-green in color, and overlap along the stem. The bark is smooth and reddish on younger plants, turning brown and furrowed with age.


What is the U.S. Department of Agriculture (USDA) plant symbol for Hordeummurinumssp. glaucum(Steud.) Tzvelev?


What is the U.S. Department of Agriculture (USDA) plant symbol for sydney golden wattle?


What is the U.S. Department of Agriculture (USDA) plant symbol for paradise poinciana?


Where can I view images of shepherd's-purse?


What is the common name of Tithoniadiversifolia(Hemsl.) Gray?


What is the U.S. Department of Agriculture (USDA) plant symbol for russian olive?


What is the growth habit of ChelidoniummajusL.?


Is this plant invasive to the United States?


What is the scientific name of japanese false spleenwort?


Where can I view images of LeucanthemumvulgareLam.?


Describe the flowers of LonicerafragrantissimaLindl. & Paxton?

Flowering occurs in the late winter, when fragrant, tubular, 0.5 in. (1.5 cm) long, white to red or yellow, thin-petaled flowers develop in pairs in the leaf axils.


Is SetariafaberiHerrm. native to the United States?


Does TamarixgallicaL. pose any ecological threat?

Several species are considered invasive in the United States and distinguishing the species can often be difficult.Tamarix gallicainvades streambanks, sandbars, lake margins, wetlands, moist rangelands, and saline environments. It can crowd out native riparian species, diminish early successional habitat, and reduce water tables and interferes with hydrologic process.Tamarix gallicais native to Eurasia and Africa and was introduced into the western United States as an ornamental in the early 1800s. It occurs throughout the western and central United States, but is most problematic in the Southwest.


What is the U.S. Department of Agriculture (USDA) plant symbol for vinegartree?


What is the U.S. Department of Agriculture (USDA) plant symbol for Achilleamillefoliumvar. occidentalisDC.?


Describe the flowers of RosamultifloraThunb.?

Small, white to pinkish, 5-petaled flowers occur abundantly in clusters on the plant in the spring.


Describe the appearance of common crupina?

Crupina vulgarisis a Federal Noxious Weed and is native to southern Europe. It is a winter annual that grows 1-4 ft. (0.3-1.2 m) tall.


Where can I view images of TragopogondubiusScop.?


Where can I view images of amur silvergrass?


Does fivestamen tamarisk pose any ecological threat?

Several species are considered invasive in the United States and distinguishing the species can often be difficult.Tamarix chinensisinvades streambanks, sandbars, lake margins, wetlands, moist rangelands, and saline environments. It can crowd out native riparian species, diminish early successional habitat, and reduce water tables and interferes with hydrologic process.Tamarix chinensisis native to Eurasia and Africa and was introduced into the western United States as an ornamental in the early 1800s. It occurs throughout the western and central United States, but is most problematic in the Southwest.


Describe the foliage of Murdanniakeisak(Hassk.) Hand.-Maz.?

Leaves are alternate, lance-shaped, and up to 3 in. (7.6 cm) long.


Is PotentillarectaL. native to the United States?


Is blue panicum native to the United States?


What is the invasive/noxious status of reed canarygrass and where is it classified as such?

Invasive (Connecticut), Invasive (Delaware), Invasive (DOC, IPC) (Missouri), Invasive (North Carolina)


What is the U.S. Department of Agriculture (USDA) plant symbol for Ageratinaadenophora(Spreng.) King & H.E. Robins.?


What is the growth habit of Ageratinariparia(Regel) King & H.E. Robins.?


What is the U.S. Department of Agriculture (USDA) plant symbol for SaponariaofficinalisL.?


Grain 0.25 in. (0.64 cm) long, resembling a wheat kernel.


What is the common name of PolygalamyrtifoliaL.?


What is the common name of RicinuscommunisL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for Epipremnumpinnatum(L.) Engl?


Describe the appearance of AlyssumcorsicumDuby?

Alyssum corsicumis a fast growing perennial, reaching reproductive maturity within one or two years, and is fairly long-lived. It can grow up to 3.3 ft. (1 m) tall.A. corsicumis native to southern Europe.


What is the scientific name of bird vetch?


What is the U.S. Department of Agriculture (USDA) plant symbol for weeping willow?


Is floating bladderwort native to the United States?


Where can I view images of Conicosiapugioniformis(L.) N.E. Br?


What is the common name of RanunculusacrisL.?


Is this plant invasive to the United States?

The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


What is the common name of CardiospermumhalicacabumL.?


Where can I view images of common horse chestnut?


Is Ecliptaprostrata(L.) L. native to the United States?


What is the common name of TrifoliumaureumPollich?


Is sour cherry native to the United States?


Is tall lettuce native to the United States?


Flowers inconspicuous, yellowish-white, and found on terminal branches.


Does ZygophyllumfabagoL. pose any ecological threat?

Zygophyllum fabagousually forms large colonies and invades roadsides, abandoned gardens and other disturbed sites by producing new shoots from laterally creeping roots. It is a state-listed noxious weed in five western states and has been found in New York and Pennsylvania.Zygophyllum fabagois native to the Mediterranean region and central Asia.


What is the scientific name of coral vine?


What is the U.S. Department of Agriculture (USDA) plant symbol for HydrocotyleverticillataThunb.?


What is the U.S. Department of Agriculture (USDA) plant symbol for Bellardiatrixago(L.) All?


What is the growth habit of Chenopodiumalbumvar. albumL.?


Describe the appearance of Achyranthesjaponica(Miq.) Nakai?

Achyranthes japonicais a perennial herb that can grow up to about 6.5 ft. (2 m) tall. Stems are glabrous or slightly pubescent.


Is BidenspilosaL. native to the United States?


Where can I view images of black nightshade?


What is the growth habit of european water chestnut?


What is the invasive/noxious status of common buckthorn, european buckthorn and where is it classified as such?

Invasive  (Michigan), Invasive (DOC) (Missouri), Invasive, Prohibited (Connecticut), Prohibited (New York), Restricted (Wisconsin)


Describe the foliage of AegilopstriuncialisL?

Leaves are rigid, sharp and pointed with long white hairs distributed sparsely along all parts of the blade. The ligule does not protrude noticeably above the leaf blade.


Where can I view images of AgrostisavenaceaJ.F. Gmel.?


What is the scientific name of field pepperweed?


What is the U.S. Department of Agriculture (USDA) plant symbol for smooth hawksbeard?


What is the invasive/noxious status of dwarf honeysuckle and where is it classified as such?

Potentially Invasive, Prohibited (Connecticut)


Is japanese honeysuckle native to the United States?


What is the growth habit of Limnobiumspongia(Bosc) L.C. Rich. ex Steud.?


What is the U.S. Department of Agriculture (USDA) plant symbol for Conicosiapugioniformis(L.) N.E. Br?


What is the U.S. Department of Agriculture (USDA) plant symbol for japanese maple?


Describe the appearance of tasmanian bluegum?

Eucalyptus globulusis an aromatic tree. Commonly attains a height of 150-180 ft. (45.7-54.9 m) and a diameter of 4-7 ft. (1.2-2.1 m). It has a straight trunk up to two-thirds of its total height and a well-developed crown.


What is the scientific name of asiatic dayflower?


Is this plant invasive to the United States?


Fruits are oval black to bluish berries containing a single seed. Berries ripen in early summer. Plant reproduces by seed as well as by root sprouts.


Does Halogetonglomeratus(Bieb.) C.A. Mey. pose any ecological threat?

Tissues of this plant accumulate salts from the soil. After a plant dies, these salts leach from the plant material and are deposited onto the topsoil, this favorsHalogeton glomeratusseed germination and establishment. This plant is native to Eurasia and was introduced into the United States in the early 1930s. Preferred habitat includes roadsides, dry lakebeds, shrub lands and other arid and semi-arid regions.


What is the common name of CestrumdiurnumL.?


Does RosamultifloraThunb. pose any ecological threat?

Rosa multifloraforms impenetrable thickets in pastures, fields, and forest edges. It restricts human, livestock, and wildlife movement and displaces native vegetation. It tolerates a wide range of conditions allowing it to invade habitats across the United States.Rosa multiflorais native to Asia and was first introduced to North America in 1866 as rootstock for ornamental roses. During the mid 1900s it was widely planted as a “living fence” for livestock control.


What is the U.S. Department of Agriculture (USDA) plant symbol for CalophylluminophyllumL.?


Is wetland nightshade native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for slenderflower thistle?


What is the invasive/noxious status of LespedezabicolorTurcz. and where is it classified as such?

Category 2 (Alabama), Invasive (North Carolina)


What is the U.S. Department of Agriculture (USDA) plant symbol for corn cockle?


What is the U.S. Department of Agriculture (USDA) plant symbol for clubed begonia?


Where can I view images of false mayweed?


What is the scientific name of wild celery?


What is the scientific name of cupid's-shaving-brush?


What is the U.S. Department of Agriculture (USDA) plant symbol for PolygalamyrtifoliaL.?


Is arrowleaf elephant's ear native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for LespedezabicolorTurcz.?


What is the scientific name of palmgrass?


What is the U.S. Department of Agriculture (USDA) plant symbol for laurel clockvine?


Is barnyardgrass native to the United States?


Is this plant invasive to the United States?


Is sea hibiscus native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for MiscanthussinensisAnderss.?


Is ViciasativaLinnaeus native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for NelumboluteaWilld.?


What is the growth habit of balloonvine?


Describe the foliage of grecian foxglove?

The first year a rosette of leaves forms. The alternate leaves are simple and oblong with an acute apex. They are a medium green color and pubescent with white hairs underneath.


Where can I view images of sticky chickweed?


What is the growth habit of Salixspp.L.?


What is the U.S. Department of Agriculture (USDA) plant symbol for CelastrusorbiculatusThunb.?


What is the invasive/noxious status of Lespedezathunbergii(DC.) Nakai and where is it classified as such?


Is Stachytarphetajamaicensis(L.) Vahl native to the United States?


Is MelastomacandidumD. Don native to the United States?


What is the scientific name of pacific bentgrass?


What is the common name of CitharexylumspinosumL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for ViburnumopulusL.?


Describe the flowers of shoebutton ardisia?

Most flowering occurs in the summer, but flowering can continue year-round. The flowers are small, pink, star-shaped and hang in clusters from the axils of the leaves.


What is the common name of Prunusavium(L.) L.?


Where can I view images of rice flatsedge?


Is ArumitalicumP. Mill. native to the United States?


Is this plant invasive to the United States?


Describe the foliage of alpine knapweed, tyrol knapweed?

Stems are erect or ascending, openly branched distally, villous to scabrous with septate hairs and loosely tomentose. Leaves are basal and proximal cauline, petiolate, blades oblanceolate or elliptic, 2-10 in. (5-25 cm) long, margins entire or shallowly dentate to irregularly pinnately lobed; distal cauline sessile, not decurrent, blades linear to lanceolate, gradually smaller, entire or dentate.


What is the U.S. Department of Agriculture (USDA) plant symbol for queen palm?


What is the scientific name of common hawkweed?


Is lilac tasselflower native to the United States?


What is the common name of FrangulaalnusMill.?


Is Syzygiumcumini(L.) Skeels native to the United States?


What is the growth habit of CichoriumintybusL.?


Does syrian beancaper pose any ecological threat?


What is the common name of Ipomoeapurpurea(L.) Roth?


Where can I view images of AsclepiasspeciosaTorr?


What is the scientific name of witchweed?


What is the scientific name of elecampane?


What is the U.S. Department of Agriculture (USDA) plant symbol for canistel?


What is the common name of DigitariaerianthaSteud.?


Is juniper berry native to the United States?


Describe the flowers of stinking chamomile?

Flowers ofA. cotulaare held at the end of branches and are approximately 0.66 in. - 1.33 in. (1.68 - 3.38 cm) in diameter. Ray flowers are white with three distinct teeth and disk flowers are yellow.


What is the U.S. Department of Agriculture (USDA) plant symbol for CamelinamicrocarpaDC.?


Is slender false garlic native to the United States?


Is this plant invasive to the United States?


What is the scientific name of hoary cress?


Is StachytarphetaurticifoliaSims native to the United States?


Does deptford pink pose any ecological threat?

This plant will over take roadsides, ditches and fields.


Does ClematisorientalisL. pose any ecological threat?

C. orientalisis generally seen invading riparian areas in shrublands and riparian forests in hot, dry valleys, desert and semidesert areas. It has spread rapidly since the mid 1970’s, becoming invasive and overgrowing young trees and other native plant species.


Where can I view images of hemp/marijuana (sativa)?


Where can I view images of SpergulaarvensisL.?


The following species have been reported to be invasive in natural areas in the United States. Species native to the United States are included when they are invasive in areas well outside their known natural ranges, as a result of human activities.


Is QuercusroburL. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for false yellowhead?


Fruit is a hip as in other roses. Hips begin dull green to orange ripening to glossy and brilliant red.


What is the common name of Menthax villosaHuds. (pro sp.) [spicata × suaveolens]?


What is the growth habit of australian redcedar?


What is the common name of TradescantiafluminensisVell.?


Describe the foliage of chinese tallowtree?

Leaves are alternate, heart-shaped, 2-3 in. (5.1-7.6 cm) long with a long, pointed tip.


Is hottentot fig native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for Cupaniopsisanacardioides(A. Rich.) Radlk.?


What is the growth habit of GeraniummolleL.?


The fruits ofAgrostemma githagoare capsules that each contain numerous black, pitted seeds.


Is ArctiumminusBernh. native to the United States?


What is the scientific name of plume albizia?


What is the U.S. Department of Agriculture (USDA) plant symbol for PaederiafoetidaL.?


What is the growth habit of ImperatabrasiliensisTrinius?


What is the U.S. Department of Agriculture (USDA) plant symbol for OnopordumillyricumL.?


What is the common name of CarexlongiiMackenzie?


Where can I view images of arabian coffee?


What is the U.S. Department of Agriculture (USDA) plant symbol for panic veldtgrass?


Is LigustrumvulgareL. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for Oxycaryumcubense(Poepp. & Kunth) Lye?


What is the U.S. Department of Agriculture (USDA) plant symbol for LigustrumlucidumW.T. Aiton?


Is CastillejaarvensisCham. & Schlecht native to the United States?


Is ClerodendrumspeciosissimumVan Geert ex Morr. native to the United States?


Describe the fruit of LotuscorniculatusL.?

Fruits are pods that occur in head-like clusters. Each pod is brown to black, cylindrical, 0.6-1.4 in. (1.5-3.5 cm) long, contains up to 49 seeds and has a persistent style at the apex.


Glechoma hederaceais a perennial, evergreen and aromatic plant in the mint family (Lamiaceae). Plants can reach a height of 1 ft. (0.3 m).


The hydrosoil under aPistia stratiotesinfestation was shown to hold 4,196 seeds/m2. Mature seeds in fruits had an 84% germination rate.


What is the growth habit of Alpiniapurpurata(Vieill.) K. Schum.?


Does sacred bamboo pose any ecological threat?

Nandina domesticais shade tolerant, which allows it to invade forest edges and interiors. It is native to eastern Asia and India and was first introduced to North America in the early 1800s. It has been planted widely as an ornamental and often escapes from old plantings.


Is Syzygiumjambos(L.) Alston native to the United States?


Where can I view images of SalixviminalisL.?


Describe the appearance of Stellariapallida(Dumort.) Crépin?

Stellaria pallidais an annual, low-growing herb native to Europe. Stems are decumbent, to 19.7 in. (50 cm) long with a longitudinal line of hairs.


Is DaturastramoniumL. native to the United States?


Is yellow starthistle native to the United States?


What is the common name of ViburnumdilatatumThunb.?


What is the U.S. Department of Agriculture (USDA) plant symbol for Festucatrachyphylla(Hack.) Krajina nom. illeg.?


Describe the fruit of EucalyptusglobulusLabill.?

The fruit is a hard, woody globose capsule. The fruit is 0.8-1 in. (2-2.5 cm) across. The numerous seeds are approximately 0.08 in. x 0.04 in. (2 x 1 mm). Seeds are dark brown with a brownish red chaff.


What is the common name of AcercampestreL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for hawkweed oxtongue?


Is Tithoniadiversifolia(Hemsl.) Gray native to the United States?


What is the growth habit of PlantagolanceolataL.?


What is the growth habit of Melaleucaquinquenervia(Cav.) Blake?


What is the U.S. Department of Agriculture (USDA) plant symbol for MalvaneglectaWallr.?


What is the invasive/noxious status of CarduusnutansL. and where is it classified as such?

Category 2 (Alabama), Invasive (DOC) (Missouri), Restricted (Wisconsin)


Where can I view images of cutleaf geranium?


Where can I view images of thymeleaf speedwell?


Is this plant invasive to the United States?


Is camphortree native to the United States?


Is SalixcapreaL. native to the United States?


Describe the foliage of SpartinaalternifloraLoisel.?

Leaves are 8-20 in. (20-50 cm) long, 1-8 in. (2.5-20 cm) wide and are often purplish at the base.


What is the scientific name of lily of the valley vine?


What is the scientific name of longflowered veldtgrass?


What is the growth habit of JuncuseffususL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for AcerplatanoidesL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for cypress spurge?


What is the common name of Chamaecytisuspalmensis(Christ) F.A. Bisby & K.W. Nicholls [excluded]?


What is the common name of GeraniumrobertianumL.?


What is the common name of EricalusitanicaK. Rudolphi?


Describe the fruit of Kummerowiastipulacea(Maxim.) Makino?

Fruits are 0.2 in. (4 mm) long legumes and each contain a single seed.


Is common crupina native to the United States?


What is the invasive/noxious status of creeping bellflower and where is it classified as such?


Describe the fruit of Mirabilisnyctaginea(Michx.) MacM.?

Seeds are greyish brown to reddish brown in color, narrowly obovate, round to club-shaped, smooth, 0.4 in. (1 cm) in length, and have 5 ribs.


What is the common name of AbrusprecatoriusL.?


What is the growth habit of wild radish?


Is annual bluegrass native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for FestucapratensisHuds.?


Is this plant invasive to the United States?


Does striated broom pose any ecological threat?

While the distribution ofC. striatusis presently more limited thanC. scoparius, they do occur in similar habitats and are believed to have similar ecological characteristics.


Is hemp/marijuana (sativa) native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for common bugloss?


What is the U.S. Department of Agriculture (USDA) plant symbol for PinusradiataD. Don?


What is the common name of Gamochaetapurpurea(L.) Cabrera?


What is the U.S. Department of Agriculture (USDA) plant symbol for RubusvestitusWeihe & Nees?


Describe the foliage of CommelinacommunisL.?

The leaves are lanceolate to ovate-lanceolate, 1.2-3.5 in. (3–9 cm) long and 0.6-0.8 in. (1.5–2 cm) wide.


What is the scientific name of anil de pasto?


Describe the appearance of RubusarmeniacusFocke?

Rubus armeniacusis a perennial shrub, that is native to Eurasia. Stems grow to 15 ft. (4.6 m) before arching and trail the ground for up to 40 ft. (12.2 m).


Describe the flowers of cultivated knotweed?

Flowers are white to pink, 0.12-0.2 in. (3-5 mm) long, fragrant, and found in clusters from 7.9-13.8 in. (20-35 cm) long. Flowers bloom from mid summer to late fall.


Is TriumfettasemitrilobaJacq. native to the United States?


Describe the appearance of BromusinermisLeyss.?

Bromus inermisis a perennial grass that is 1-3.5 ft. (0.3-1.1 m) tall.


Where can I view images of SolanumseaforthianumAndr.?


What is the U.S. Department of Agriculture (USDA) plant symbol for Sesbaniavesicaria(Jacq.) Ell.?