Describe the flowers of SolanumrostratumDunal?

Flowers have five petals and are yellow, and 1 in. (2.5 cm) across. Calyx tube is 1 in. (2.5 cm) long, and spiny. Flowering occurs from May to October.


What is the U.S. Department of Agriculture (USDA) plant symbol for Ranunculusficariavar. bulbiferaMarsden-Jones?


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


What is the invasive/noxious status of PhyllostachysaureaCarr. ex A.& C. Rivière and where is it classified as such?

Category 2 (Alabama), Invasive (North Carolina), Prohibited (New York), Tier 2 (Maryland)


What is the scientific name of poinsettia?


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 CelastrusorbiculatusThunb. native to the United States?


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


What is the growth habit of european bird cherry?


Where can I view images of Hirschfeldiaincana(L.) Lagrèze-Fossat?


What is the common name of PaspalumurvilleiSteud.?


Is elmleaf blackberry native to the United States?


Does japanese sedge pose any ecological threat?

Carex kobomugiis native to southeastern Asia and was first found in the United States in 1929.


Is yellow woodsorrel native to the United States?


What is the common name of BauhiniavariegataL?


What is the growth habit of Styphnolobiumjaponicum(L.) Schott?


What is the scientific name of thatching grass?


Where can I view images of Torilisarvensis(Huds.) Link?


What is the growth habit of deptford pink?


Is Phlebodiumaureum(L.) J. Sm. native to the United States?


Describe the foliage of chinese parasoltree?

The alternate, bright green, palmately veined, three to five-lobed leaves ofF. simplexare extremely large with each leaf reaching up to 12 in. (30.5 cm) across. The foliage ofF. simplexoften turns bright yellow in fall.


What is the growth habit of Pinuscontortavar. latifoliaEngelm. ex S. Watson?


What is the growth habit of Strigosellaafricana(L.) Botsch.?


Does bittersweet nightshade pose any ecological threat?

Solanum dulcamarainvades thickets, fence rows, pond margins, low woods and roadsides. It is native to Eurasia. All parts of the plants are toxic. Always wear gloves and protective clothing when handling this plant.


Is multiflora rose native to the United States?


What is the scientific name of buttercup oxalis?


What is the common name of Pavoniaspinifex(L.) Cav.?


Is common salsify native to the United States?


What is the invasive/noxious status of Perillafrutescens(L.) Britton and where is it classified as such?


Is this plant invasive to the United States?


What is the scientific name of blue lawngrass?


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


Where can I view images of mediterranean clone of caulerpa?


Is field bindweed native to the United States?


Is apple-mint native to the United States?


Alternate compound leaves, 2-5 in. (5-13 cm) long, with 5 to 15 pairs of oblong leaflets. A key characteristic in identifyingAbrus precatoriusis the lack of a terminal leaflet on the compound leaves.


Describe the appearance of brazilian vervain?

Verbena incompta, Brazilian vervain, is a slender, rapidly growing, erect, clump forming perennial herb. The 3-6 ft. (0.9-1.8 m) tall stems are rough and square. Upright branches attachment to main stem is opposite. V. incompta may survive as an annual in colder climates as it readily self-seeds.


No fertile fruit is known to be produced in the United States.


Does Vincetoxicumrossicum(Kleopov) Barbarich pose any ecological threat?

Vincetoxicum rossicuminvades upland areas and tolerates a wide range of light and moisture conditions. It can grow rapidly over native vegetation to the point of dominating the understory of a woodland. Wind-dispersed seeds allow it to disperse over long distances. When it is cut, this plant resprouts vigorously, making control difficult. It is native to Europe and was likely introduced into the United States for ornamental purposes.


What is the growth habit of SolanumelaeagnifoliumCavanaugh?


What is the U.S. Department of Agriculture (USDA) plant symbol for Taeniatherumcaput-medusae(L.) Nevski?


What is the growth habit of american black nightshade?


Where can I view images of elephant grass?


Is Dryopteriserythrosora(D.C.Eaton) Kuntze native to the United States?


Does Eichhorniacrassipes(Mart.) Solms pose any ecological threat?

Eichhornia crassipesinvades lakes, ponds, rivers, marshes, and other types of wetland habitats. It can quickly form dense floating mats of vegetation (populations can double in size in two weeks!). These dense mats restrict light to the underwater environment, reduce the light availability for submersed plants and aquatic invertebrates, and deplete the oxygen levels.Eichhornia crassipesis native to South America and was first introduced as an ornamental into the United States in 1884 at the Cotton States Exposition in New Orleans.


What is the invasive/noxious status of Knautiaarvensis(L.) Coult. and where is it classified as such?


Is orange cotoneaster native to the United States?


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


What is the growth habit of milkflower cotoneaster?


Describe the appearance of Bellardiatrixago(L.) All?

Bellardia trixagois an annual herb that can grow from 6-28 in. (15-70 cm) tall.


What is the growth habit of longfruited primrose-willow?


Describe the fruit of yellow sweet-clover?

Seed pods are smooth or slightly reticulated, 0.3 in. (0.85 cm) long, terminates in a beak, and contains 1 or 2 seeds.


Is this plant invasive to the United States?


What is the growth habit of Viciacraccassp. craccaL.?


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


Is CanavaliacatharticaThouars native to the United States?


Is himalayan blackberry native to the United States?


Describe the fruit of yellow starthistle?

This seed type represents between 10 and 25% of the total seed and often remains in the seed-heads until late fall or winter. The central flowers produce glossy, gray, or tan to mottled cream-colored and tan seeds with a short, stiff, unequal, white pappus 0.08-0.2 in. (2-5 mm) long.


Is Flacourtiaindica(Burm. f.) Merr native to the United States?


Is oleander native to the United States?


Is benghal dayflower native to the United States?


Where can I view images of SisymbriumorientaleL.?


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


Is Koelreuteriaelegans(Seem.) A.C. Sm. native to the United States?


Is slender oat native to the United States?


Is trumpet-tree native to the United States?


Does canary island st. johnswort pose any ecological threat?

Hypericum canariensecan be found in wet or moist locations including coastal scrub, and forests. It is native to the western 5 of the Canary Islands.


Where can I view images of spiny sowthistle?


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


Describe the flowers of african mustard?

The flowers have 4 light yellow petals, are 0.25 in. (0.6 cm) across, and are clustered in groups of 6 to 20 flowers. The blooming period occurs from February to April.


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


Where can I view images of Maclurapomifera(Raf.) Schneid.?


Is this plant invasive to the United States?


Is common coleus native to the United States?


What is the growth habit of DesmodiumincanumDC.?


Is Ageratinariparia(Regel) King & H.E. Robins. native to the United States?


What is the scientific name of petty spurge?


Is SpondiaspurpureaL. native to the United States?


What is the scientific name of common lilac?


What is the scientific name of wild oat?


Describe the appearance of EuphorbiacyparissiasL.?

Euphorbia cyparissiasgrows up to 12 in. (30.5 cm) tall. This herbaceous, perennial plant invades open disturbed areas throughout the United States. All parts of the plant exude a white, milky sap when broken.


Is incised fumewort native to the United States?


Describe the appearance of hispanic hyacinthoides?

Hyacinthoides hispanicais a perennial herb that can grow from 7.9 to 15.7 in. (20-40 cm) tall.


Where can I view images of largeflower mexican clover?


What is the scientific name of vinegartree?

Lophostemonconfertus(R. Br.) P.G. Wilson & Waterhouse


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 invasive/noxious status of Cirsiumvulgare(Savi) Ten. and where is it classified as such?


Is garden spurge native to the United States?


Rumex acetosellais a perennial herb that can reach 1.6 ft. (0.5 m) in height.


Where can I view images of PhalarisarundinaceaL.?


Describe the appearance of PhyllostachysaureosulcataMcClure?

Phyllostachys aureosulcatais a cold hardy running bamboo with a distinctive yellow stripe in the culm groove that is often grown as an ornamental. It is native to temperate Asia.


Is this plant invasive to the United States?


Is spiny emex native to the United States?


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


Does CentaureacalcitrapaL. pose any ecological threat?

A native of southern Europe,Centaurea calcitrapaproduces prolific seeds and often invades floodplains, dry forests and grasslands.


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


What is the growth habit of BischofiajavanicaBlume?


Describe the flowers of ButomusumbellatusL.?

Flowering occurs in June to August, when umbels of small, 0.75-1 in. (1.9-2.5 cm) wide, pink to white flowers develop.


Describe the flowers of syrian beancaper?

The flowers are whitish, yellow or copper-orange, 5-petaled and appear in May to August.


What is the growth habit of wetland nightshade?


Where can I view images of CyperusdifformisL.?


What is the scientific name of princesstree?

Paulowniatomentosa(Thunb.) Sieb. & Zucc. ex Steud.


Is wards weed native to the United States?


What is the common name of Triadicasebifera(L.) Small?


What is the scientific name of creeping waterprimrose?


What is the growth habit of great burdock?


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


Does VerbascumthapsusL. pose any ecological threat?

Once established it grows quickly to form a dense ground cover. It can overtake and displace native species. At the high densities, it appears to prevent establishment of native herbs and grasses following fires or other disturbances.Verbascum thapsusoccurs in areas with an average annual precipitation of 20-60 in. (0.5-1.5 m) and a 140-day growing season. It prefers well-drained soils with pH 6.5 to 7.8. It prefers dry sandy soils but can grow in chalk and limestone. It can be found in neglected meadows, forest openings, pastures, fence rows, roadsides, and industrial areas.


What is the growth habit of PinusthunbergiiParl.?


What is the growth habit of DioscoreaalataL.?


Is FestucarubraL. native to the United States?


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


Is ZosterajaponicaAsch. & Graebn. native to the United States?


Is this plant invasive to the United States?


Is HolcusmollisL. native to the United States?


Where can I view images of australian saltbush?


Is VincaminorL. native to the United States?


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


Where can I view images of Centaureastoebessp. micranthos(Gugler) Hayek?


Does motherwort pose any ecological threat?

L. cardiacaoccurs in open disturbed woodlands, areas along woodland paths, woodland edges and thickets, edges of degraded wetlands, edges of yards underneath trees, and partially shaded fence rows. It can also invade natural woodland areas. This plant is still sold by commercial nurseries as a medicinal herb.


Is RubusvestitusWeihe & Nees native to the United States?


What is the growth habit of Rorippaaustriaca(Crantz) Bess.?


Describe the appearance of russian knapweed?

Rhaponticum repensis a perennial forb that can grow to 3 ft. (1 m) in height. Stems originate from a basal rosette of leaves. The rosette leaves can be unlobed to very lobed and are 2-4 in. (5-10 cm) long.


What is the scientific name of small hop clover?


The flower head has disk flowers only, and lacks the strap-shaped flowers. At the bud stage flowers are whitish green and become dull yellowish green to purplish green with maturity.


What is the common name of Leptospermumlaevigatum(Sol. ex Gaertn.) F. Muell.?


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


What is the scientific name of hairy whitetop?


What is the growth habit of ChamaedoreaseifriziiBurret?


Does iberian starthistle pose any ecological threat?

The sharp spines deter grazing animals, access to livestock and wildlife, reduce the value of hay and can impede recreational use. This weedy plant has the potential to become widely established, having significant impact to agriculture and wild land resources.


Is floating primrose-willow native to the United States?


The leaves are spiny and pinnatifid. They are linear-oblong in shape and have tufts of hairs on the lower surface. The lower leaves are 6-8 in. (15-20 cm) long.


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


Does RubusphoenicolasiusMaxim. pose any ecological threat?

Rubus phoenicolasiusinvades moist, open areas such as fields, roadsides, forest margins, open forests, and prairies. It reproduces by seed (which are readily dispersed by animals) and root nodes. New plants can grow from the canes touching the ground. It can form extensive, dense thickets that displace native vegetation and restrict light to the ground cover in open areas.Rubus phoenicolasiusis native to eastern Asia and was first introduced into the United States in 1890 as breeding stock for new raspberry cultivars.


Is this plant invasive to the United States?


Describe the flowers of AlbiziajulibrissinDurazz.?

Flowering occurs in early summer, when very showy, fragrant, pink flowers develop in groups at the ends of the branches.


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


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


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


Where can I view images of Vulpiamyuros(L.) K.C. Gmel.?


Where can I view images of UrenalobataL.?


Is hop clover native to the United States?


What is the common name of Catharanthusroseus(L.) G. Don?


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.


Flowers are contained in drooping panicles and appear in early to mid-summer. Each branch of the inflorescence has several purplish spikelets, each containing 7-10 flowers. Flowers, when in bloom, are yellow in color.


What is the growth habit of leafy spurge?


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


The nut-like fruit has two to four, 0.5 in. (1.3 cm) long, sharp, barbed spines. They ripen in about a month and can remain viable as long as 12 years. Each seed can produce 1-15 rosettes and each rosette can produce as many as 20 seeds. The spines can penetrate shoes.


Is canadian hawkweed native to the United States?


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


What is the common name of UrticadioicaL.?


Where can I view images of OleaeuropaeaL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for myrtle-leaf milkwort?


Where can I view images of RubuslaciniatusWilld.?


Where can I view images of AtriplexsuberectaI. Verd.?


Where can I view images of japanese callicarpa?


What is the scientific name of chandelier plant?


Is this plant invasive to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for red morning-glory?


Describe the foliage of HesperismatronalisL.?

The alternate leaves are broadly lanceolate and sessile or born on short petioles. Leaves are 2-6 in. (5-15 cm) long and hairy.


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


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


What is the common name of VeronicalongifoliaL.?


Where can I view images of silver wattle?


What is the common name of Hymenachneamplexicaulis(Rudge) Nees?


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


Is CecropiaobtusifoliaBertol. native to the United States?


What is the scientific name of cooper's cyathea?

Cyatheacooperi(Hook. ex F. Muell.) Domin


What is the growth habit of DigitalispurpureaL.?


What is the common name of AsclepiasspeciosaTorr?


What is the common name of Tibouchinaherbacea(DC.) Cogn.?


Is Chelidoniummajusvar. majusL. native to the United States?


Where can I view images of PassifloralaurifoliaL.?


Is Lygodiummicrophyllum(Cav.) R. Br. native to the United States?


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


Where can I view images of Miscanthussacchariflorus(Maxim.) Franch.?


Where can I view images of broadleaf rush?


Is this plant invasive to the United States?


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 U.S. Department of Agriculture (USDA) plant symbol for brown knapweed?


What is the scientific name of foxtail millet?


Is PinusstrobusL. native to the United States?


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


Where can I view images of CelastrusorbiculatusThunb.?


Is lambsquarters native to the United States?


Does HelichrysumpetiolareHilliard & Burtt pose any ecological threat?

Helichrysum petiolareis known for successfully outcompeting native plant species. It can be found in ditches and along roadsides. This plant has been popular as a landscape shrub because it is so hardy and easy to grow. It is native to South Africa.


Where can I view images of CarduusnutansL.?


Where can I view images of PaspalumvaginatumSw.?


Is Sporobolusindicusvar. capensisEngelm. native to the United States?


What is the common name of Stachytarphetajamaicensis(L.) Vahl?


Is nipplewort native to the United States?


Where can I view images of japanese dodder?


Is Cerastiumfontanumssp. vulgare(Hartman) Greuter & Burdet native to the United States?


What is the growth habit of BromusdiandrusRoth?


Describe the foliage of ChelidoniummajusL.?

The alternate cauline leaves can be up to 13 in. (35 cm) in length, with petioles measuring 0.75-4 in. (2-10 cm) long. The thin leaf blades are glaucous beneath, deeply 5-9 lobed and are irregularly dentate around the margins. The veins of the lower leaf surfaces have fine, short hairs.


Describe the appearance of Dittrichiagraveolens(L.) W. Greuter?

Dittrichia graveolensis an annual herb with a very rank smell that can grow up to 7.9-51.2 in. (0.2-1.3 m) tall.


Does purple nutsedge pose any ecological threat?

Infests crop production areas in tropical and temperate climates, causing large losses in crop yields.


Is this plant invasive to the United States?


What is the growth habit of yellow archangel?


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


What is the growth habit of japanese snowball?


Bark is dark grey with a lace-like pattern. The foliage of this plant is very fern-like. Leaves are pinnate to bipinnate, 3.9-13.4 in. (10-34 cm) long with a green upper surface and a silvery lower surface.


What is the growth habit of bur buttercup?


What is the common name of AnchusaofficinalisL.?


What is the growth habit of narrowleaf hawksbeard?


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


Is MenthaspicataL. native to the United States?


What is the scientific name of scots pine?


Describe the appearance of AcerpalmatumThunb.?

Acer palmatumcan be grown as a multi-stemmed shrub or a single-stemmed small tree that can grows from 10-25 ft. (3-8 m) tall with a rounded to broadly rounded shape. The twigs have green and red, glabrous bark that is considered very showy. The bark on the trunk and main branches is gray.


What is the common name of CentaureasolstitialisL.?


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


What is the scientific name of hairy buttercup?


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

Invasive (North Carolina), Potentially Invasive, Prohibited (Connecticut)


What is the growth habit of MyriophyllumheterophyllumMichx.?


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


Is this plant invasive to the United States?


What is the scientific name of rabbitfoot polypogon?


Where can I view images of ZanthoxylumamericanumP. Mill.?


Is Limoniumduriusculum(Girard) Fourr. native to the United States?


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


What is the scientific name of pale flax?


Is Lepidiumvirginicumvar. pubescens(Greene) Thell. native to the United States?


Is SolanumpseudocapsicumL. native to the United States?


Describe the flowers of Euonymusfortunei(Turcz.) Hand.-Maz.?

Flowers are small and greenish with five petals on long branched stalks.


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


Is TrifoliumcampestreSchreb. native to the United States?


What is the scientific name of climbing nightshade?


What is the common name of CenchrusciliarisL.?


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


Cauline (stem) leaves are alternate, 0.5-5 in. (1.3-12.7 cm) long and decrease in size up the stem.


Is stinking chamomile native to the United States?


Describe the appearance of DipsacusfullonumL.?

Dipsacus fullonuma biennial plant that exists as a basal rosette until flower stems develop.


Is VeronicalongifoliaL. native to the United States?


Is this plant invasive to the United States?


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


Is leafy spurge native to the United States?


Describe the appearance of PanicumrepensL.?

Panicum repensis a perennial grass that can reach up to 3 ft. (1 m) tall. Plants have long, creeping rhizomes with sharp-pointed (torpedo-like) tips.


Is spiny cocklebur native to the United States?


Describe the appearance of striated broom?

Cytisus striatusis a perennial evergreen shrub, (family Fabaceae) growing from 6-10 ft (2.0-3.04 m) in height. Like most plant in the Fabaceae family they have the ability to fix nitrogen. Young plants have an upright growth, but spread and branch as they mature. Stems have photosynthetic ability. Slender branches are covered sparsely by small leaves.C. striatusis native to northern Africa and southwestern Europe.


What is the growth habit of Syzygiumcumini(L.) Skeels?


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


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


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 PhyllostachysaureaCarr. ex A.& C. Rivière native to the United States?


Where can I view images of CocosnuciferaLinnaeus?


Is chinese fountaingrass native to the United States?


What is the scientific name of horsenettle?


What is the scientific name of garden vetch?


What is the common name of Schoenoplectiellamucronata(L.) J. Jung & H. K. Choi?


What is the growth habit of Thespesiapopulnea(L.) Soland. ex Correa?


Describe the appearance of Taeniatherumcaput-medusae(L.) Nevski?

Taeniatherum caput-medusais an annual grass that is 8-24 in. (20.3-61 cm) tall and has distinct bristly seed heads and few leaves.


Is this plant invasive to the United States?


Describe the flowers of PlantagomajorL.?

Flowers produced on unbranched stalks that arise from the rosette. Flowering stems are 5-15 in. (12.7-38.1 cm) long, clustered with small flowers that have whitish petals and bracts surrounding the flowers.


Does ChondrillajunceaL. pose any ecological threat?

Chondrilla junceainvades dry rangelands in the Western U. S., displaces native species, and reduces forage for livestock and wildlife. It is native to Europe, Asia, and Africa and was accidentally introduced to the U. S. as a contaminant of fodder in 1914.


Where can I view images of Araliaelata(Miq.) Seem?


Does Lygodiumjaponicum(Thunb. ex Murr.) Sw. pose any ecological threat?

Lygodium japonicumoften invades disturbed areas such as roadsides and ditches, but can also invade natural areas. It generally is scattered throughout the landscape, but can form dense mats that smother understory vegetation, shrubs and trees. This plant is native to eastern Asia and was first introduced into the United States during the 1930s for ornamental purposes.


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


Where can I view images of PrunusdomesticaL.?


What is the scientific name of rock rose?


Describe the fruit of Ampelopsisglandulosavar. brevipedunculata(Maxim.) Momiy.?

Fruits are small berries that range from yellow to purple to blue in color.


Where can I view images of foxtail millet?


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


What is the common name of Solanumdulcamaravar. dulcamaraL.?


Where can I view images of Silenevulgaris(Moench) Garcke?


What is the scientific name of garden cosmos?


Describe the appearance of old world climbing fern?

Lygodium microphyllumis a perennial climbing fern that can reach lengths of more than 90 ft. (27.4 m).


What is the scientific name of sweet vernalgrass?


What is the growth habit of HypochaerisradicataL.?


Is vinegartree native to the United States?


The fruit is a carpel that contains one seed that is convex on one side and concave on the other. The rhizomatous root system allows this plant to reproduce vegetatively.


Does Persicariaperfoliata(L.) H. Gross pose any ecological threat?

Persicaria perfoliatainvades open disturbed areas such as fields, forest edges, roadsides, ditches and stream banks. Its rapid growth allows it to cover existing vegetation and restrict light availability, potentially killing plants below. Dense mats ofPersicaria perfoliatacan also restrict establishment of new vegetation. It is native to Eastern Asia and the Philippines and was introduced several times into the United States from the late 1800s to the 1930s.


What is the common name of CerastiumglomeratumThuill.?


What is the scientific name of myrtle-leaf milkwort?


Does castorbean pose any ecological threat?

Ricinus communiscan be found in disturbed areas such as in fields, pastures and along roadsides and railroads. It is native to Asia. Be aware, this plant is extremely toxic to humans and consuming just a few seeds can be fatal.


Is this plant invasive to the United States?


Does black acacia pose any ecological threat?

Acacia melanoxylonis native to eastern Australia. This tree grows fast and tall, up to 148 ft. (45 m) tall. It tolerates a wide range of conditions and soils but grows better in colder climates. It invades areas such as natural vegetation, commercial timber plantations and farmland.


What is the scientific name of tall vervain?


What is the growth habit of Arrhenatherumelatiusvar. elatius(L.) P. Beauv. ex J. Presl & C. Presl?


What is the common name of CardariaDesv.?


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


What is the growth habit of Tibouchinaurvilleana(DC.) Cogn.?


What is the U.S. Department of Agriculture (USDA) plant symbol for fuzzy pride-of-rochester?


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


What is the growth habit of common salsify?


Describe the appearance of jointed goatgrass?

Aegilops cylindricais a winter annual that can reach 4 ft. (1.2 m) in height.


Is EgeriadensaPlanch. native to the United States?


What is the common name of BarbareavulgarisAit. f.?


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


What is the scientific name of narrow-leaved cattail?


Fruits are flat, circular and 0.5 in. (1.3 cm) wide and each contains a single seed.


What is the scientific name of padang cassia?

Cinnamomumburmanni(Nees & Th. Nees) Nees ex Blume


Where can I view images of poverty brome?


Describe the foliage of CallitrichestagnalisScop.?

Its leaves are opposite, entire and somewhat diverse in form, depending on whether they are submerged or floating. The floating leaves are spatulate-obovate in shape, have 5 to 7 veins, are 0.12-0.31 in. (3-8 mm) wide and up to 0.79 in. (2 cm) long. The submerged leaves are typically linear, have a single vein and grow 0.16-0.39 in. (4-10 mm) in length; however, they can also be broader and more closely resemble the floating leaves.


What is the common name of Silenevulgaris(Moench) Garcke?


Does OrobancheminorSmith pose any ecological threat?

Orobanche minoris a Federal Noxious Weed and concern exists that it may spread to infest crops such as legume forages and leafy green vegetables. Heavy infestations can cause crop failure. It is native to the Middle East and was probably introduced into North America with contaminated seed.


Describe the appearance of common water hyacinth?

Eichhornia crassipesis a free floating aquatic plant that has invaded aquatic areas throughout the eastern and southern portions of the United States. Plants can grow to 3 ft. (1 m) in height.


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 southern sandbur?


Is VincetoxicumhirundinariaMedik. native to the United States?


Is EragrostislehmannianaNees native to the United States?


Where can I view images of BerberisjulianaeC.K. Schneid.?


Describe the foliage of Melilotusofficinalis(L.) Lam.?

Leaves are alternate, trifoliate with petioles up to 1 in. (2.5 cm) long. Leaflets are greyish green, 1 in. (2.5 cm) long and 0.3 in. (0.85 cm) wide, dentate, and oblong to ovate.


Describe the appearance of creeping yellow loosestrife, creeping jenny?

Lysimachia nummulariais an herbaceous, low-growing, perennial plant in the primrose family. The smooth creeping stems branch frequently and can grow up to 2 ft (m) long and 2-4 in (5.1-10.2 cm) tall. It is native to temperate Asia and to Europe.


Paederia foetidais a perennial, climbing or trailing vine that can grow to 30 ft. (9.1 m) long. Plants originate from a woody root-stock and can invade natural and disturbed areas of Hawaii and the southeastern United States.


Is PaspalumfimbriatumKunth native to the United States?


Describe the fruit of LeucanthemumvulgareLam.?

Each flower head can produce up to 200 flat seeds that are 0.08 in. (2 mm) long.


Is shrubby false buttonweed native to the United States?


What is the growth habit of RanunculussardousCrantz?


Describe the fruit of Rhaponticumrepens(L.) Hidalgo?

Fruits (achenes) are ivory-colored with a tuft of hair that falls off at maturity.


Where can I view images of EchiumcandicansL. f.?


Describe the fruit of Arctothecaprostrata(Salisb.) Britten?

The dark brown seeds are oblong in shape 0.08 to 0.1 in. (2-2.5 mm) long and densely covered in a brownish or pinkish colored fluffy wool. The top of the seed has a ring of 6-8 tiny scales.


Leaves are alternate, linear, oblong, 0.79-3.9 in. (2-10 cm) long, and soft with entire margins, acute tips, and hairy edges.


Where can I view images of honduras pine?


Where can I view images of Richardiagrandiflora(Cham. & Schlecht.) J.A. & J.H. Schultes?


Does perennial pepperweed pose any ecological threat?

Lepidium latifoliuminvades coastal wetlands, riverbanks, marshes, rangelands, and roadsides. It can form dense monocultures that can increase in size over time crowding out native species. This plant was accidentally introduced into the United States around 1936 as contaminant in seed. It is native to Eurasia.


What is the common name of HeracleummantegazzianumSommier & Levier?


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


Is CynoglossumofficinaleL. native to the United States?


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


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

Invasive (IPC) (Missouri), Potentially Invasive, Prohibited (Connecticut), Prohibited (New York), Tier 2 (Maryland)


Is monkeygrass native to the United States?


What is the growth habit of cootamundra wattle?


Is this plant invasive to the United States?


What is the scientific name of redstem filaree?


Where can I view images of RhusglabraL.?


Fruit capsules are spherical to oblong and release several seeds. Seeds are black, 0.04-0.08 in. (1-2 mm) long, disc- to bean-shaped.


What is the common name of RumexacetosellaL.?


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


Where can I view images of Melochiaumbellata(Houtt.) Stapf?


Where can I view images of RanunculusrepensL.?


What is the growth habit of annual ryegrass?


Is SolanumdiphyllumL. native to the United States?


Is VeronicahederifoliaL. native to the United States?


What is the growth habit of dwarf honeysuckle?


What is the U.S. Department of Agriculture (USDA) plant symbol for Digitariainsularis(L.) Mez ex Ekman?


Describe the flowers of common cordgrass?

Inflorescence is 4.7-15.7 in. (12-40 cm) long with 2-12 spikes that are 5.5-8.3 in. (14-21 cm) long. Flowers are colorless. Flowering periods vary based on the different climates of the plant’s location.


Where can I view images of prickly lettuce?


Where can I view images of sweet granadilla?


Describe the foliage of blessed milkthistle?

Leaves have shiny, green upper surfaces and are noticeably variegated with white markings. Basal leaves are 6-28 in. (15.2-71.1 cm) long with spiny margins. Much smaller stem leaves clasp the stem.


Describe the flowers of HesperismatronalisL.?

The showy, fragrant flowers vary in color from white to purple or pink and develop in the late spring. Flowers develop in clusters on 3 ft. (1 m) tall stalks.


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


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


Where can I view images of common periwinkle?


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


Describe the flowers of PhytolaccaamericanaL.?

Flowers have 5 white to pink rounded sepals that are 0.25 in. (0.64 cm) wide. They are produced in clusters that are 4-8 in. (10.2-20.3 cm) long. The blooming period begins in early spring and continues into early summer.


Is tropical cupgrass native to the United States?


Is ClinopodiumvulgareL. native to the United States?


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


What is the scientific name of water fern?


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


What is the growth habit of jointed goatgrass?


Describe the appearance of sulfur cinquefoil?

Potentilla rectais a perennial herb that can grow to 19.7 in. (50 cm) tall. It is native to Africa, temperate Asia and Europe.


Is this plant invasive to the United States?


Describe the appearance of EchiumplantagineumL.?

Echium plantagineumis an annual or biennial plant that can grow up to 39.3 in. (100 cm) tall.


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


What is the growth habit of CuscutajaponicaChoisy?


Is jerusalem-cherry native to the United States?


Describe the fruit of crested floating heart?

The fruit is an oblong capsule, with smooth, rounded seeds.


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


What is the common name of VeronicafiliformisSm.?


Does LactucaserriolaL. pose any ecological threat?

Lactuca serriolais native to the Mediterranean region and occurs along roadsides, in abandoned fields, and other disturbed areas. It was accidentally introduced into North America in the late 1890s, possibly as a contaminant in seed.


What is the growth habit of creeping yellow loosestrife, creeping jenny?


Where can I view images of Polypogonviridis(Gouan) Breistr.?


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


Is cup rosinweed native to the United States?


What is the scientific name of beautybush?


The small reddish purple flowers are carried in umbels.Acer palmatumblooms from April-June depending on the location. The flowers are beautiful close up, but are not usually very noticeable from a distance. Flowers are followed by winged fruit.


Describe the appearance of CentaureastoebeL.?

Centaurea stoebeis a bushy, winter-hardy, upright perennial forb living 3 - 5 years or sometimes longer, with a deep taproot.


Describe the fruit of VerbascumblattariaL.?

Fruit is a round, hairy, fleshy, 0.3 in. (0.85 cm) long, greenish capsule containing many small dark brown seeds with wavy ridges.


Is new zealand nightshade 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.


Is japanese glorybower native to the United States?


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


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

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


Foliage is divided and pilose with long petioles. Basal leaf blades ofR. acrishave 3-5 deep lobes that are also divided. The overall shape is pentagonal about 0.7-2.0 by 1.0-3.9 in. (1.8-5.2 by 2.7-9.8 cm). It has toothed margins.


What is the common name of Cerastiumfontanumssp. vulgare(Hartman) Greuter & Burdet?


What is the common name of LagerstroemiaindicaL.?


Is Callisiafragrans(Lindl.) Woods native to the United States?


What is the growth habit of LigustrumlucidumW.T. Aiton?


Is ViburnumplicatumThunb. native to the United States?


Is AgrostisstoloniferaL. native to the United States?


What is the growth habit of Hydrocharismorsus-ranaeL.?


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


What is the growth habit of common pear?


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


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


Where can I view images of beach naupaka?


Describe the fruit of Landoltiapunctata(G.F.W. Mey.) D.H. Les & D.J. Crawford?

Landoltia punctataspreads mainly through vegetative budding from two pouches at base of the frond. New fronds often remain attached to original frond by a short stem. You often see clusters of several fronds linked together. This species may sometimes reproduce sexually, producing seed.


What is the scientific name of torpedograss?


What is the growth habit of beach wormwood?


Does LythrumsalicariaL. pose any ecological threat?

Lythrum salicariais a serious invader of many types of wetlands, including wet meadows, prairie potholes, river and stream banks, lake shores, tidal and nontidal marshes, and ditches. It can quickly form dense stands that completely dominate the area excluding native vegetation. This plant can spread very rapidly due to its prolific seed production; each plant can produce up to 2.5 million seeds per year. It can also hybridize with native loosestrife species, potentially depleting the native species gene pool.Lythrum salicariais native to Europe and Asia. It was first introduced into North America in the early 1800s for ornamental and medicinal purposes.


Where can I view images of OrobancheminorSmith?


Is Bruguierasexangula(Lour.) Poir. native to the United States?


What is the scientific name of miniature beefsteakplant?

Mosladianthera(Buch.-Ham. ex Roxb.) Maxim.


What is the common name of Taliparititiliaceumvar. tiliaceumL.?


Is this plant invasive to the United States?


What is the growth habit of AsphodelusfistulosusLinnaeus?


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


Describe the fruit of SaponariaofficinalisL.?

Fruits are capsules that are elliptical, and 0.39-0.47 in. (10-12 mm) long.


Where can I view images of cutleaf nightshade?


What is the common name of AiracaryophylleaL.?


What is the growth habit of woodland bittercress?


What is the scientific name of flowering rush?


Is DaucuscarotaL. native to the United States?


Is mouseear hawkweed native to the United States?


What is the growth habit of PachysandraterminalisSieb. & Zucc.?


Is ClematisorientalisL. native to the United States?


Describe the foliage of CyperusentrerianusBoeckl.?

The leaves are basal, glossy, and flat or V-shaped. One of the identifying characteristics are the dark purple to black leaf bases.


Is HydrocotyleverticillataThunb. native to the United States?


Describe the foliage of CentaureadiffusaLam.?

The leaves are stalked and lobed. The leaves become smaller and less divided as they move up the stem.


Does queen-devil hawkweed pose any ecological threat?

H. glomeratumoutcompetes native species and invades along roadsides, forest clearings, open fields, pastures and other disturbed sites.


Describe the foliage of Bassiascoparia(L.) A.J. Scott?

The alternate leaves are simple and linear to narrowly ovate with entire margins fringed with hairs. They can be up to 2.2 in (5.5 cm) long. Leaves are sessile or have a very short petiole. The leaves have 1-5 prominent veins.


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


Where can I view images of Ageratinariparia(Regel) King & H.E. Robins.?


Flowers are found in clusters of 2 to 10 small, fragrant, and pale green with orange stamens. Blooming occurs from late January to early April.


Is TribuluscistoidesL. native to the United States?


Describe the flowers of PotentillarectaL.?

Flowering occurs from May to July, when sulfur yellow flowers develop in open, flat-topped inflorescences at the apex of the stems. Flowers have 5 petals, each 0.2-0.4 in. (0.5-1 cm) long, and 25-30 stamens.


Describe the appearance of Securigeravaria(L.) Lassen?

Securigera variais a low-growing, herbaceous vine that usually forms thickets up to 3 ft. (0.9 m) in height.


Is HelichrysumpetiolareHilliard & Burtt native to the United States?


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


What is the growth habit of Puerariamontanavar. lobata(Willd.) Maesen & S. Almeida?


What is the growth habit of ThunbergialaurifoliaLindl.?


What is the growth habit of japanese hop?


What is the common name of Melaleucaquinquenervia(Cav.) Blake?


What is the growth habit of coco yam, wild taro?


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

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


What is the growth habit of poison hemlock?


Is Oleaeuropaeassp. cuspidata(Wall. ex G. Don) Ciferri 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 Microstegiumvimineum(Trin.) A. Camus?


What is the growth habit of jamaica vervain?


What is the scientific name of hedge mustard?


What is the common name of PassiflorasuberosaL.?


What is the scientific name of autumn olive?

Elaeagnusumbellatavar. parvifolia(Wall. ex Royle) C.K. Schneid.


Is chinese parasoltree native to the United States?


Describe the flowers of Rorippaaustriaca(Crantz) Bess.?

Flowers are yellow in color and grow in clusters at the ends of the stems. Sepals are 0.08-0.1 in. (2-2.5 mm) across, and petals are 0.12-0.2 in. (3-5 mm) across.


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


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


What is the growth habit of Clidemiahirta(L.) D. Don?


What is the growth habit of PrunuscerasusL.?


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


Where can I view images of Colubrinaasiatica(L.) Brongn.?


Where can I view images of Stachytarphetajamaicensis(L.) Vahl?


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


Describe the fruit of LigustrumamurenseCarrière?

Green oval fruit ripen to black drupes which each contain a single seed. Fruit ripens in fall.


Is PerseaamericanaP. Mill. native to the United States?


Does RobiniahispidaL. pose any ecological threat?

Robinia hispidawas planted for erosion control and can be found in disturbed areas such as old fields and along roadsides. It prefers full sun.


Is quaking aspen native to the United States?


Is FestucapratensisHuds. native to the United States?


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

Flower heads are 2-8 in. (5.1-20.3 cm) long, silvery-white and cylindrical.


Describe the foliage of tropical soda apple?

Leaves are broad, 6-8 in. (15.2-20.3 cm) long, 2-6 in. (5.1-15.2 cm) wide, hairy and resemble fig or oak leaves. The entire plant is loaded with 0.75 in. (1.9 cm), straight prickles.


What is the growth habit of PittosporumundulatumVent.?


Describe the flowers of Cocciniagrandis(L.) Voigt?

The five petaled white flowers are about 1.2-1.8 in. (3-4.5 cm) long. They bloom from August-September.


What is the U.S. Department of Agriculture (USDA) plant symbol for Cryptostegiagrandiflora(Roxb. ex R. Br.) R. Br.?


What is the growth habit of VeronicapolitaFr.?


Where can I view images of TectariaincisaCav.?


Is this plant invasive to the United States?


What is the scientific name of threeflower beggarweed?


What is the growth habit of JasminumfluminenseVell.?


Fruit is a round, hairy, fleshy, 0.3 in. (0.85 cm) long, greenish capsule containing many small dark brown seeds with wavy ridges.


Describe the appearance of BrassicatournefortiiGouan?

Brassica tournefortiiis an annual herb that can grow to 3 ft. (0.9 m) tall which usually grows in areas such as desert lands and dunes.


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


Where can I view images of ViolaodorataL.?


What is the scientific name of artilleryweed?


Leaves are linear, flat, slightly hairy on the top, glabrous (no hairs) underneath, 8-39 in. (20-100 cm) long and 0.3-1 in. (8-25 mm) wide. Leaf sheaths are marked by a collar of hairs and a hairy ligule.


Where can I view images of CallitrichestagnalisScop.?


What is the common name of Strigaasiatica(L.) Kuntze?


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


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


Is coral vine native to the United States?


Flowering occurs in April. Plants are normally dioecious (male and female flowers on separate plants). Male flowers are small, green and occur in 1-2 in. (2.5-5.1 cm) long catkins. Female flowers are inconspicuous and crowded in short spikes.


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


Is DalbergiasissooRoxb. ex DC. native to the United States?


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 common name of AegilopscylindricaHost?


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


What is the scientific name of washington hawthorn?


What is the scientific name of dodder (nonnative)?


Is this plant invasive to the United States?


Where can I view images of Heterocentronsubtriplinervium(Link & Otto) A. Braun & Bouché?


Where can I view images of StachytarphetaurticifoliaSims?


What is the growth habit of peruvian peppertree?


What is the U.S. Department of Agriculture (USDA) plant symbol for Sennasurattensis(Burm. f.) Irwin & Barneby?


What is the growth habit of alpine knapweed, tyrol knapweed?


Where can I view images of smallflower morningglory?


What is the scientific name of athel tamarisk?


Is DelaireaodorataLem native to the United States?


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


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


What is the growth habit of red valerian?


Describe the appearance of Lespedezacuneata(Dum.-Cours.) G. Don?

Lespedeza cuneatais an upright semi-woody forb reaching 3-6 ft. (0.9-1.8 m) in height with one to many slender stems. Stems are often gray green with lines of hairs along the stem.


Is hedge mustard native to the United States?


Does LigustrumsinenseLour. pose any ecological threat?

Several privet species occur, and distinguishing among them can be difficult.Ligustrum sinensecan tolerate a wide range of conditions. Plants form dense thickets, invading fields, fencerows, roadsides, forest understories, and riparian sites. They can shade out and exclude native understory species, perhaps even reducing tree recruitment. Native to Europe and Asia,Ligustrum sinensewas introduced in the United States in 1852 as an ornamental plant. It is commonly used as an ornamental shrub and for hedgerows.


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

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


Where can I view images of field pennycress?


What is the common name of ImpatiensglanduliferaRoyle?


Is this plant invasive to the United States?


What is the scientific name of european water chestnut?


What is the growth habit of hedionda macho?


Is osage-orange native to the United States?


Describe the foliage of AcerplatanoidesL.?

The palmately lobed leaves are opposite and have 5 to 7 sharply acuminate lobes (with large but few teeth). These leaves are 4-7 in. (10-18 cm) wide. The leaf petioles exude a white sap when broken. The leaves are usually green in color, but there are some cultivars that have dark red leaves. The fall color of the green leaves is yellow.


Where can I view images of oriental photinia?


Leaves are long, linear, strap-like, bright-green, 1-3 ft. (0.3-1 m) long and curve toward the ground.


Where can I view images of Solidagocanadensisvar. scabraTorr. & Gray?


Where can I view images of Triadicasebifera(L.) Small?


Describe the foliage of RubusarmeniacusFocke?

The leaves of the prima cane (first year shoots) are 2.8-7.9 in. (0.9-2.4 cm) long and are palmately compound with 5 leaflets. In the second year, several side shoots are produced (flora canes) having smaller leaves with 3 leaflets. The leaflets are oval and toothed with thorns along the underside of the mid-rib.


Is old world climbing fern native 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 Coronopusdidymus(L.) Sm.?


Where can I view images of GeraniumdissectumL.?


Where can I view images of browne's blechum?


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


Is giant knotweed native to the United States?


Is narrowleaf bittercress native to the United States?


Is little mallow native to the United States?


What is the common name of Callisiafragrans(Lindl.) Woods?


What is the growth habit of ToonaciliataRoemer?


Is silversheath knotweed native to the United States?


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


Is field sowthistle native to the United States?


Describe the flowers of multiflora rose?

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


Is this plant invasive to the United States?


What is the common name of CentaureadilutaAit.?


Does PersicariawallichiiGreuter & Burdet pose any ecological threat?

Persicaria wallichiican be found in moist soils and in fields, pastures, and waste areas. It is native to the Himalayan region.


What is the scientific name of common teasel?


What is the common name of AucubajaponicaThunb.?


Describe the foliage of PaspalumquadrifariumLam.?

Leaves are 5.9-15.7 in. (15-40 cm) long, 0.2-0.3 in. (5-8 mm) wide and glabrous. Leaf sheaths are keeled.


Where can I view images of rattail fescue?


Where can I view images of DigitalislanataEhrh.?


Where can I view images of balsam poplar?


What is the invasive/noxious status of paper-mulberry and where is it classified as such?


Is Hydrocharismorsus-ranaeL. native to the United States?


Pueraria montana var. lobatais a climbing, deciduous vine capable of reaching lengths of over 100 ft. (30.5 m) in a single season. Its fleshy tap roots can reach 7 in. (18 cm) in width and grow to 9 ft. (3.8 m) deep. These roots can weigh up to 400 lbs. (180 kg).


Where can I view images of WashingtoniarobustaH. Wendl.?


What is the growth habit of swamp morning-glory?


Fruit are nearly-round, shiny, brown and up to 0.3 in. (0.7 cm) wide.


What is the growth habit of Dipogonlignosus(L.) Verdc.?


What is the common name of SolanumrostratumDunal?


What is the U.S. Department of Agriculture (USDA) plant symbol for Bassiascoparia(L.) A.J. Scott?


What is the common name of Ranunculusficariavar. bulbiferaMarsden-Jones?


What is the scientific name of absinth wormwood?


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


Is TectariaincisaCav. native to the United States?


Does alligatorweed pose any ecological threat?

Alternanthera philoxeroidesroots in wet soils or shallow water and grows out into waterways.Alternanthera philoxeroidescan also grow terrestrially, forming smaller, tougher leaves. The thick mats can displace native vegetation and wildlife habitat, clog waterways, restrict oxygen levels of water, increase sedimentation, interfere with irrigation and prevent drainage. It is native to South America and was first introduced into the United States around 1900 in ballast water.


What is the common name of Carissamacrocarpa(Ecklon) A. DC.?


Where can I view images of DipsacusfullonumL.?


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


Is this plant invasive to the United States?


Describe the appearance of annual bluegrass?

Poa annuais an erect or clump-forming annual grass that tolerates close mowing, or may reach 11 in. (27.9 cm) in height. It can also be identified by having light green grass with a boat-shaped leaf tip that resembles other lawn and turf grass species. This weed is very similar to Kentucky Bluegrass (Poa pratensis), but is much lighter in color and lacks rhizomes.


What is the scientific name of britton's wild petunia?


What is the growth habit of banana passionflower?


What is the scientific name of foxtail restharrow?


Is mourningbride native to the United States?


Where can I view images of japanese knotweed?


Does HederahelixL. pose any ecological threat?

Hedera helixis an aggressive invader threatening all levels of forested and open areas, growing along the ground as well as into the forest canopy. Vines climb up tree trunks and envelop branches and twigs, blocking sunlight from the host tree’s foliage, impeding photosynthesis. An infested tree will exhibit decline for years before it dies. The weight of vines also makes trees susceptible to blowing over in storms. This plant has been confirmed as a reservoir for bacterial leaf scorch (Xylella fastidiosa), which affects a wide variety of trees.


Where can I view images of Carpobrotuschilensis(Molina) N.E. Br.?


Small white to cream colored flowers develop in the spring.


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


Is grassy arrowhead native to the United States?


Is UlmusproceraSalisb. native to the United States?


Is common pepperweed native to the United States?


Is autumn fern native to the United States?


What is the scientific name of water mint?


What is the scientific name of ricegrass paspalum?


What is the scientific name of fig buttercup?


Describe the foliage of floating bladderwort?

U. inflatahas a distinctive spoke-like whorl of 4-10 wedge shaped leaves that float and are 1.6-3.5 in. (4-9 cm) long.


Is this plant invasive to the United States?


Is Aperainterrupta(L.) Beauv. native to the United States?


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


Is panicled hydrangea native to the United States?


Describe the flowers of NandinadomesticaThunb.?

Flowering occurs in the spring, when small, white flowers develop in large panicles at the ends of the stems. Flowers have 3-6 reflexed petals.


What is the scientific name of council tree?


Is portia tree native to the United States?


What is the scientific name of cayenne porterweed?


Describe the foliage of perennial veldtgrass?

Leaves are green to reddish or purple tinged, flat, 3-8 in. (7.6-20.3 cm) long, and usually wrinkled along the margins.


What is the scientific name of chinese parasoltree?


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


Where can I view images of scarlet pimpernel?


What is the growth habit of ptychosperma?


What is the growth habit of Vulpiabromoides(L.) S.F. Gray?


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


What is the U.S. Department of Agriculture (USDA) plant symbol for Pennisetumspp.L.C. Rich. ex Pers?


What is the scientific name of japanese dodder?


Is halogeton, saltlover native to the United States?


Is this plant invasive to the United States?


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


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


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


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


What is the growth habit of PrunusdomesticaL.?


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

Leaves are about 3 ft (1 m) long by 1 in (2.5 cm) wide with a silver-white midvein and sharp recurving tips.


Is asian kelp native to the United States?


Where can I view images of ArctiumminusBernh.?


The berries are bright red to orange and yellow in color and 0.31 in. (8 mm) across. Each berry contains 4 seeds. Fruit ripens from August to October.


Is DioscoreaalataL. native to the United States?


What is the growth habit of Sorghumbicolor(L.) Moench?


Is AlcearoseaL. native to the United States?


What is the growth habit of stinking chamomile?


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


The alternate leaves are pinnately compound with serrated margins. Leaflets are 1-3 in. (2.5-7.6 cm) long.


Describe the foliage of Melaleucaquinquenervia(Cav.) Blake?

The alternate leaves are gray-green, oval, 1-4 in. (2.5-10.2 cm) long and smell of camphor when crushed.


What is the common name of QuercusroburL.?


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.


Describe the appearance of chinese tallowtree?

Triadica sebiferais a deciduous tree reaching 60 ft. (18.3 m) in height and 3 ft. (0.9 m) in diameter.


Is this plant invasive to the United States?


Violet to blue lavender (to white), with five petals radiating pinwheel-like at right angles from the floral tube. Flowers from 1.5-2 in. (4-5 cm) wide with a 0.6-0.8 in. (1.5-2 cm) long tube. Five sepals long lanceo-late, about 0.4 in. (1 cm), hairy margined. Blooms April to May, then sporadically to September.


What is the invasive/noxious status of Ludwigiapeploides(Kunth) Raven and where is it classified as such?

Nuisance (DOC) (Missouri), Prohibited (New York)


Does CallitrichestagnalisScop. pose any ecological threat?

Callitriche stagnalisis capable of creating locally dense mats of vegetation that may crowd out native aquatic vegetation.


Describe the fruit of LamiummaculatumL.?

The fruit is a brown color and ornamentally inconspicuous.


What is the common name of SalsolatragusL.?


What is the common name of HieraciumglomeratumFroel.?


What is the scientific name of common valerian?


What is the common name of LamiummaculatumL.?


Is annual wormwood native to the United States?


Fruits are tiny capsules that have a small tuft of hair.


What is the growth habit of hanging sedge?


Foliage is one of the best identifying characteristics for this species. The leaves are pinnately compound and 1-4 ft. (0.3-1.2 m) in length with 10-41 leaflets.Ailanthus altissimaresembles native sumac and hickory species, but it is easily distinguished by the glandular, notched base on each leaflet.


Agrostemma githagois an erect, annual herb with silky-haired and slender stems. It is native to Europe.


Does european frog-bit pose any ecological threat?

In the fall,Hydrocharis morsus-ranaebreaks apart and decomposes, falling to the bottom of the lake. The decomposition of huge volumes of vegetation in the water can deplete dissolved oxygen levels. If there are insufficient amounts of oxygen, fish and other aquatic organisms can die. These thick mats can also impede the movement of large fish and diving ducks.


Where can I view images of orbicular whitetop, lens-podded hoary cress?


What is the scientific name of halogeton, saltlover?


What is the growth habit of red sesbania?


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

Category 2 (Alabama), Invasive (Delaware)


Is Ageratinaaltissimavar. altissima(L.) King & H. Rob. native to the United States?


What is the growth habit of Lonicerax bellaZabel [morrowii × tatarica]?


What is the growth habit of PaspalumnotatumFluegge?


Where can I view images of Eleutherococcussieboldianus(Makino.) Koidz.?


Describe the flowers of porcelain-berry?

Flowering occurs in mid-summer, when greenish to white, inconspicuous flowers develop in small clusters.


Is this plant invasive to the United States?


Where can I view images of gold coast jasmine?


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


What is the growth habit of hairy whitetop?


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


What is the common name of PhysalisperuvianaL.?


Describe the flowers of crested floating heart?

Flowers ofNymphoides cristataare white, with membranous margins, 0.3-0.9 in. (0.8-2.3 cm) wide, petal lobes with a ruffled crest (like a rooster’s comb) along the upper midvein, blooming from summer to fall.


Describe the foliage of skeletonleaf bursage?

A. tomentosaleaves are alternate, up to 5 in. (12.7 cm) long. They are finely dissected and deeply lobed with coarsely toothed margins. The upper leaf surface is greenish-gray and may have rough hairs. The lower leaf surface is covered with white short, dense hairs.


What is the growth habit of Torilisjaponica(Houtt.) DC.?


Describe the appearance of PhalarisarundinaceaL.?

Phalaris arundinaceais a cool-season perennial grass that grows to 6 ft. (1.7 m) tall. Reed canarygrass is variable in morphology, so characteristics may depend upon the habitat.


What is the invasive/noxious status of brazilian waterweed, brazilian elodea and where is it classified as such?

Aquatic Nuisance (Class 1, Prohibited) (North Dakota), Category 2 (Alabama), Class C (Alabama), Invasive (North Carolina), Potentially Invasive, Prohibited (Connecticut), Prohibited (New York), Prohibited (Wisconsin), Regulated (Minnesota), Watch List, Prohibited (Michigan)


Describe the appearance of chocolate vine?

Akebia quinatais an invasive deciduous to evergreen climbing or trailing vine that invades forested areas throughout the eastern United States. The twining vines are green when young, turning brown as they age.


What is the U.S. Department of Agriculture (USDA) plant symbol for Eriochloafatmensis(Hochst. & Steud.) W.D. Clayton?


What is the U.S. Department of Agriculture (USDA) plant symbol for Petroselinumcrispum(P. Mill.) Nyman ex A.W. Hill?


Describe the appearance of ArdisiacrenataSims?

Ardisia crenatais a small shrub that ranges from 2-6 ft. (0.6-1.8 m) in height.


Cinnamomum camphorais a broad-leaved, evergreen tree that grows 50-100 ft. (15-30 m) tall.


What is the common name of Urochloadistachya(L.) T.Q. Nguyen?


What is the common name of Sennaobtusifolia(L.) Irwin & Barneby?


Is RubusphoenicolasiusMaxim. 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 U.S. Department of Agriculture (USDA) plant symbol for crapemyrtle?


What is the growth habit of Pennisetumspp.L.C. Rich. ex Pers?


What is the scientific name of canary island date palm?


Does Genistamonspessulana(L.) L. Johnson pose any ecological threat?

Genista monspessulanacan be found in coastal plains, mountain slopes, riverbanks, road cuts, forest clear-cuts, grassland and open canopy forest on a wide range of soil types. It is native to the Mediterranean region.


Where can I view images of juniper berry?


Does SetariafaberiHerrm. pose any ecological threat?

Setaria faberiis native to Asia and was accidentally introduced in the United States in the 1920s as a contaminant of other grain. Plants invade disturbed sites such as roadsides, landfills, fence rows and right of ways.


What is the growth habit of big periwinkle?


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


What is the common name of Melochiaumbellata(Houtt.) Stapf?


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


What is the common name of TragopogondubiusScop.?


Is ChondrillajunceaL. native to the United States?


Is SalsolaryaniiHrusa & Gaskin native to the United States?


Does AegopodiumpodagrariaL. pose any ecological threat?

Digging up this plant can often be counterproductive as fragmentation of the root system stimulates reproduction via the stolons. The non-variagated form is particularly aggressive.


Is brazilian waterweed, brazilian elodea native to the United States?


Describe the appearance of LepidiumlatifoliumL.?

Lepidium latifoliumis a perennial that can grow from 1-5 ft. (0.3-1.5 m) in height. In the late fall to early spring a rosette of leaves develops with 4-12 in. (10-30 cm) long and 1-2 in. (2.5-5 cm) wide, toothed leaves. Plants emerge from thick, minimally branched roots or semi-woody crowns. Individuals remain as a rosette for several weeks before the stem elongates.


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.


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


Flowers are yellow green, cupped inside a yellow bract, and grow in clusters. Flowers bloom from mid spring to early summer.


What is the scientific name of water lettuce?


What is the scientific name of giant hogweed?


Is MenthapulegiumL. native to the United States?


Describe the appearance of CommelinabenghalensisL.?

Commelina benghalensis, or tropical spiderwort, is an annual or perennial, creeping herb that is on the Federal Noxious Weed List.


Where can I view images of Styphnolobiumjaponicum(L.) Schott?


Where can I view images of tall lodgepole pine?


Is Limoniumramosissimumssp. provinciale(Pignatti) Pignatti native to the United States?


What is the scientific name of false green kyllinga?


What is the scientific name of bahiagrass?


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


What is the growth habit of Taeniatherumcaput-medusae(L.) Nevski?


Describe the foliage of PhyllostachysaureosulcataMcClure?

The lanceolate, pointed, olive-green leaves are up to 7 in. long. Leaves are hairy at the bases and generally evergreen.


The fruits are achenes that seldom mature. Fruits are brown, sessile, and ellipsoid.


Is this plant invasive to the United States?


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


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


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


Where can I view images of giant salvinia?


Describe the flowers of ClematisvitalbaL.?

Flowers are white in color and are arranged in clusters in the upper leaf axils. The blooming period occurs in summer.


Describe the appearance of AgrostemmagithagoL?

Agrostemma githagois an erect, annual herb with silky-haired and slender stems. It is native to Europe.


Is Crepiscapillaris(L.) Wallr native to the United States?


What is the scientific name of cabbage tree?


Where can I view images of dames rocket?


Describe the flowers of EuphorbiaesulaL.?

Flowering occurs in June, when yellow flowers develop in clusters at the apex of the plant.


Is Paulowniatomentosa(Thunb.) Sieb. & Zucc. ex Steud. native to the United States?


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


Where can I view images of queen anne's lace, wild carrot?


Is golden wattle native to the United States?


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


Is Pyracanthakoidzumii(Hayata) Rehder native to the United States?


Where can I view images of Buglossoidesarvensis(L.) I.M. Johnston?


Where can I view images of VeronicapolitaFr.?


Is BegoniacucullataWilld native to the United States?


Is this plant invasive to the United States?


Is japanese ardisia native to the United States?


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


Where can I view images of marsh thistle?


What is the U.S. Department of Agriculture (USDA) plant symbol for cream garland-lily?


What is the growth habit of SalviniaminimaBaker?


Where can I view images of hairy cat's ear?


Is italian plumeless thistle native to the United States?


What is the common name of Alpiniapurpurata(Vieill.) K. Schum.?


Describe the appearance of TanacetumvulgareL.?

Tanacetum vulgareis an aromatic, perennial herbaceous plant that can reach up to 5 ft. (1.5 m) in height.


Is PunicagranatumL. native to the United States?


Is meadow sage native to the United States?


What is the common name of AmbrosiatrifidaL.?


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


Is Pittosporumpentandrum(Blanco) Merr. native to the United States?


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


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


Is Jasminumsambac(L.) Ait. native to the United States?