Does tussock paspalum pose any ecological threat?

Paspalum quadrifariumis found in neglected areas along roadsides, streams, wetlands and drains. The plant can spread rapidly through rhizomes or seeds and aggressively forms extremely dense infestations in a few years. Rhizomes move horizontally, sending up suckers, which form large, dense tufts. Native to Uruguay, Paraguay, Brazil and Argentina, this plant is used as an ornamental in Florida and has naturalized in Dade County. It can now be found in Georgia and other disturbed habitats of the southeastern United States. It is considered a noxious weed in Australia.


Is birdsfoot trefoil native to the United States?


Where can I view images of CentaureamelitensisL.?


What is the scientific name of firetree?


What is the common name of CarduuscrispusL.?


Where can I view images of RubusargutusLink?


What is the common name of HelianthuspetiolarisNutt.?


What is the scientific name of octopus tree?


Is sweet cherry native to the United States?


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


What is the scientific name of ivyleaf speedwell?


Describe the foliage of Cytisusstriatus(Hill) Rothm?

C. striatusleaves have from one to three leaflets. The leaflets are 0.3 to 0.5 in (5-15 mm) long. Leaves have short petioles on lower branches, becoming sessile as they rise up the stem. Leaves are more abundant at outer ends of actively growing branches.


Describe the appearance of hairy willowherb?

Epilobium hirsutumis a semi-aquatic perennial herbaceous plant. The plant is erect, branching, covered with soft hairs and grows up to 6 ft. (1.8 m) tall.E. hirsutumis native to Africa, temperate Asia and Europe.


What is the scientific name of jeweled maiden fern?


Where can I view images of HydrangeapaniculataSieb.?


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

Mature fronds ofLandoltia punctataappear 1.5 to 2 times longer than wide, with widths measuring from 0.04-0.12 in. (1-3 mm). Fronds range from egg-shaped to kidney-shaped. They are an intense green color. Fronds may sparkle in the sunlight as a result of their waxy cuticle. Similar native duckweed,Spirodela polyrrhiza, often has a red spot on the top of the frond.


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


Is deptford pink 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 scientific name of panama rubbertree?


Is smallflower morningglory native to the United States?


What is the scientific name of golden trumpet?


What is the common name of CrupinavulgarisCass.?


Describe the foliage of hairy willowherb?

E. hirsutumleaves are opposite, sessile and clasp the stem. Leaf blades are lanceolate-elliptic to narrowly obovate or elliptic 1.6-4.7 in. (4-12 cm) long and 0.12-1.6 in. (0.3-4 cm) wide. Foliage is villous both above and below with a serrulate margin. Leaf tip is acute to acuminate.


Where can I view images of LoniceracaprifoliumL.?


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


What is the growth habit of Scheffleraactinophylla(Endl.) H.A.T. Harms?


What is the growth habit of redstem filaree?


What is the growth habit of eurasian watermilfoil?


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


What is the common name of AnagallisarvensisL.?


What is the growth habit of sorghum (type unspecified)?


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


What is the common name of BidenspilosaL.?


The rounded red fruits are translucent and contain one flattened seed. The fruits often persist on the plant through the winter and is generally not eaten by wildlife.


What is the U.S. Department of Agriculture (USDA) plant symbol for Cupheacarthagenensis(Jacq.) J.F. Macbr.?


What is the U.S. Department of Agriculture (USDA) plant symbol for Angiopterisevecta(J.R. Forst.) Hoffmann?


What is the common name of PhellodendronjaponicumMaxim.?


Where can I view images of oakforest woodrush?


Describe the foliage of Hemerocallisfulva(L.) L.?

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


Is this plant invasive to the United States?


Describe the fruit of Asparagusasparagoides(L.) Druce?

The seeds are about 0.4 in. (1 cm) long and are spread by birds.


Is Miscanthussacchariflorus(Maxim.) Franch. native to the United States?


What is the scientific name of thorny olive?


Is Sennasurattensis(Burm. f.) Irwin & Barneby native to the United States?


Is BerberisthunbergiiDC. native to the United States?


Where can I view images of white-flowered spiderwort?


Describe the flowers of LonicerajaponicaThunb.?

Flowering occurs from April to July, when showy, fragrant, tubular, whitish-pink flowers develop in the axils of the leaves. The flowers turn cream-yellow as they age.


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


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

Category 1 (Alabama), Invasive (North Carolina), Noxious (United States), Prohibited (New York)


Is spotted spurge native to the United States?


What is the common name of LigustrumovalifoliumHassk.?


Does strawberry guava pose any ecological threat?

Psidium cattleianumtends to form dense, monotypic stands which prevent regrowth of native species, and is very difficult to eradicate. As an invasive species, it is sometimes erroneously called Chinese guava.


What is the growth habit of MalvaneglectaWallr.?


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

Potentially Invasive, Prohibited (Connecticut), Watch List (Michigan)


Is GrevillearobustaA. Cunningham ex R. Br. native to the United States?


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


Does slenderflower thistle pose any ecological threat?

Carduus tenuiflorusinvades pastures, old fields, vacant lots, and other disturbed areas. Its presence reduces the forage productivity of pastures. It is native to Europe and was recognized as a serious invader in the western United States as early as 1956.


Does leafy spurge pose any ecological threat?

Large infestations ofEuphorbia esulagive the landscape a yellowish tinge due to the yellow bracts. Leafy spurge invades prairies, pastures, and other open areas. It is a major pest of national parks and nature preserves in the western United States. It can completely overtake large areas of land and displace native vegetation. This plant is native to Europe and was introduced accidentally into North America in the early 1800s as a seed contaminate.


What is the scientific name of telegraph weed?


Is this plant invasive to the United States?


Is Eragrostiscilianensis(All.) Vign. ex Janchen native to the United States?


What is the scientific name of creeping beggarweed?


Opposite leaves are joined at the base and form cups that surround the prickly stem.


Does LigustrumlucidumW.T. Aiton pose any ecological threat?

Several privet species occur and they are often very hard to distinguish.Ligustrum lucidumresembles Japanese privet (L. japonicumThunb.), but the leaves of Japanese privet are shorter (2 in. [5.1 cm] long) and thicker.Ligustrum lucidumcommonly forms dense thickets in fields or in the understory of forests. It shades and out-competes many native species, and once established, is very difficult to remove. It is commonly used as an ornamental shrub and for hedgerows.


Is amur silvergrass native to the United States?


Leaves have a bluish hue and grow up to 0.5 in. (1.3 cm) wide, folded when immature but later flat, with prominent white midrib on the under side.


Where can I view images of CentauriumerythraeaRafn?


Flowers develop, at the apex of the plant, from June to September. The purple flower heads are 1.5-2 in. (3.8-5.1 cm) in diameter and 1-2 in. (2.5-5.1 cm) long with narrow, spine-tipped bracts.


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


Where can I view images of AcerpseudoplatanusL.?


Describe the appearance of CynaracardunculusL.?

Cynara cardunculusis a perennial herb that can grow up to about 5 ft. (1.5 m) tall.


Leaves are opposite, glossy, dark green, oval, slightly toothed, with light-colored veins, about 1-2.5 in. (2.5-6.4 cm) long.


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

Prohibited (Minnesota), Prohibited (Wisconsin)


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


What is the scientific name of california burclover?


What is the growth habit of woolly distaff thistle?


What is the growth habit of perennial sowthistle?


What is the growth habit of Sisymbriumofficinale(L.) Scop.?


What is the common name of Lepidiumdraba(L.) Desv?


Flower heads are small, bell shaped, 0.18-0.39 in. (4.5-10 mm) long, and found in long loose panicles. Flowers are yellow and 0.16-0.28 in. (4-7 mm) long.


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


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 Eleusineindica(L.) Gaertn.?


What is the growth habit of canada goldenrod?


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


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


Is DigitariasetigeraRoth ex Roemer & J.A. Schultes native to the United States?


Is Clerodendrumchinense(Osb.) Mabberley native to the United States?


What is the common name of IlexcrenataThunb.?


Describe the appearance of yellow groove bamboo?

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.


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


What is the growth habit of Oplismenushirtellus(L.) Beauv.?


Where can I view images of chinese catalpa?


Is hoary alyssum native to the United States?


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


Where can I view images of AcaciadealbataLink?


Describe the appearance of large gray willow?

Salix cinereais a is a small tree that can reach heights of about 33 ft (10 m) tall. It is generally branched from the base but can form a single trunk. It usually has a broad, rounded to flattened crown. The bark is dark grey-brown and often becomes fissured with age.


Fruits are black with a fleshy outer layer and stone-like seeds. New plants grow easily from cuttings or stem fragments that make contact with the soil.


What is the common name of RosamultifloraThunb.?


What is the growth habit of smooth barley?


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


Where can I view images of AlbiziajulibrissinDurazz.?


Is this plant invasive to the United States?


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


Where can I view images of sweet alyssum?


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


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

Category 2 (Alabama), Invasive (North Carolina), Noxious (United States)


Where can I view images of callery pear (bradford pear)?


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


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


Describe the appearance of AcerplatanoidesL.?

Acer platanoidesis a tree that usually grows to 40-60 ft. (12-18 m) in height, but can reach heights of 100 ft. (30 m). The bark of the tree is grayish and regularly and shallowly grooved.


Is mile-a-minute native to the United States?


Where can I view images of swampmahogany?


Is TrapanatansL. native to the United States?


Helichrysum petiolareis a climbing scrambling shrub grows unsupported to 2 ft. (0.61 m) tall and spreading to 6 ft. (1.8 m) wide but with some support can climb higher.


Where can I view images of PhellodendronamurenseRupr.?


What is the scientific name of japanese sedge?


Is smooth sumac native to the United States?


Where can I view images of Asystasiagangetica(L.) T. Anders?


Is VeronicabeccabungaL. 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 CarduuspycnocephalusL.?


Does PhleumpratenseL. pose any ecological threat?

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


What is the common name of Conicosiapugioniformis(L.) N.E. Br?


The pendulous fruit measure 1.5-2 in. (4-5 cm) in length. The fruit are samaras that are green when young and turn yellow, then brown, with age. The samara wings are divergent, reaching nearly 180 degree angle to each other and are dispersed by wind.


What is the growth habit of KoelreuteriapaniculataLaxm.?


What is the common name of Luzulaluzuloides(Lam.) Dandy & Wilmott?


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


Where can I view images of Nicandraphysalodes(L.) Gaertn.?


Where can I view images of HypochaerisglabraL.?


What is the scientific name of australian burnweed?


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


Is broadleaf forget-me-not native to the United States?


Is hedionda macho native to the United States?


Describe the fruit of Alliariapetiolata(Bieb.) Cavara & Grande?

Mature seeds are shiny black and produced in erect, slender green pods which turn pale brown when mature.


Where can I view images of Callistemonviminalis(Gaertn.)G.Don ex Loudon?


What is the growth habit of european water-clover?


Is wisconsin weeping willow native to the United States?


What is the common name of CatalpaovataG. Don?


Is this plant invasive to the United States?


What is the scientific name of twoleaf watermilfoil?


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


What is the growth habit of narrowleaf bittercress?


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


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

Invasive (North Carolina), Invasive, Prohibited (Michigan), Noxious (United States), Potentially Invasive, Prohibited (Connecticut), Prohibited (New York), Prohibited (Wisconsin)


What is the scientific name of little starwort?


What is the common name of PolygonumargyrocoleonSteud. Ex Kunze?


What is the scientific name of green foxtail?


What is the growth habit of spiny cocklebur?


What is the growth habit of spreading hedgeparsley?


Is Oxalisdebilisvar. corymbosa(DC.) Lourteig native to the United States?


Is Arundinagraminifolia(D. Don) Hochr. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for arrowleaf elephant's ear?


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


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


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


What is the growth habit of smooth brome?


Describe the fruit of perennial pepperweed?

The fruit is a round to oval, hairy capsule that is 0.06 in. (1.5 mm) in diameter. It contains a single seed.


Where can I view images of CallicarpajaponicaThunb.?


Is this plant invasive to the United States?


Is giant horsetail native to the United States?


Describe the appearance of PhleumpratenseL.?

Phleum pratenseis a perennial bunchgrass, growing 2-3.5 ft. (0.61-1.1 m) tall, with a swollen or bulblike base, without rhizomes. It starts growth in early spring.


What is the common name of ViburnumopulusL.?


What is the U.S. Department of Agriculture (USDA) plant symbol for hairy bird's-foot trefoil?


Is DeutziascabraThunb. native to the United States?


Describe the foliage of CommelinabenghalensisL.?

Leaves are alternate, lily-like, 1.2-2.8 in. (3-7 cm) long and often have reddish hairs towards the tip.


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.


Describe the foliage of porcelain-berry?

The alternate leaves are simple and heart-shaped with coarse teeth along the margins. The leaves vary from slightly lobed to deeply dissected.


Describe the flowers of twoleaf watermilfoil?

Flowering occurs from June to September. Flowers are emergent on 2-12 in. (5.1-30.5 cm), green to reddish stalks. Petals are less than 0.1 in. (3 mm) in length and are subtended by downward curved bracts.


Flowering occurs in late summer to early fall, typically under full sun conditions; flowers are small, greenish-yellow and occur in globular starburst type inflorescence at tips of flowering stems.


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


Describe the foliage of SisymbriumaltissimumL.?

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


What is the growth habit of west indian raspberry?


Describe the flowers of CentaureaibericaTrev. ex Spreng?

Flower heads are purple with straw-colored spine-like bracts over 1 in. (2.5 cm) in length.


Where can I view images of CyperusinvolucratusRottb?


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


What is the scientific name of nodeweed?


Describe the flowers of CampanularapunculoidesL.?

The blue to blue-violet flowers are arranged in a long raceme. Individual flowers are about 1 in (cm) long and bell-shaped with five pointed lobes.


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


Where can I view images of day jessamine?


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 sorghum (type unspecified)?


What is the growth habit of european spindletree?


Describe the flowers of IsatistinctoriaL.?

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 scientific name of narrow swordfern?


Is showy fly honeysuckle, bell's honeysuckle native to the United States?


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


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


What is the growth habit of japanese yew?


What is the scientific name of giant horsetail?


The siliques (long slender fruits) are 2-4 in. (5-10 cm) in length and contain a large number of seeds.


Leaves are pinnately compound with 7-21 small, round leaflets per leaf. Leaflets are 1.5 in. (4 cm) long. A pair of long, stipular spines is found at the base of most leaves.


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


What is the growth habit of rose of sharon?


Ulex europaeusis an evergreen, perennial shrub native to Europe. Plants can grow from 3-6 ft. (1-2 m) in height. Shoots are covered with reddish-brown to grey hairs.


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

Flowering occurs in the spring, when female flowers form in globose heads and male flowers develop in catkins.


Does BryoniaalbaL. pose any ecological threat?

Infestations will overgrow and smother small trees and shrubs forming dense mats which shade out all the vegetation it grows upon. If established in areas with no structure to climb, it will form a dense mat covering the ground. All parts ofBryonia albacontain byonin, a toxin that can cause illness or death. Livestock may also poisoned by consuming the plant.


Describe the fruit of ArtemisiaabsinthiumL.?

Seeds are small and easily scattered being dispersed mainly by wind, water, and animals. Each stem can produce up to 50,000 seeds.


Does LoniceramorrowiiGray pose any ecological threat?

Lonicera morrowiireadily invades open woodlands, old fields, and other disturbed sites. It can spread rapidly due to birds and mammals dispersing the seeds and can form a dense understory thicket which can restrict native plant growth and tree seedling establishment.Lonicera morrowiiis a native of eastern Asia and was first introduced into North America in the late 1800s. It has been planted widely as an ornamental and for wildlife food and cover.


What is the common name of LuziolasubintegraSwallen?


Is balsamapple native to the United States?


Where can I view images of DelaireaodorataLem?


What is the scientific name of scarlet pimpernel?


What is the scientific name of port orford cedar?


What is the growth habit of elephant grass?


Where can I view images of garden loosestrife?


Is this plant invasive to the United States?


Is broadleaf dock native to the United States?


What is the scientific name of common pokeweed?


What is the growth habit of sweet vernalgrass?


Describe the flowers of Silybummarianum(L.) Gaertn.?

Purple thistle flower heads develop at the apex of the stems. They are 0.8-2.5 in. (2-6.4 cm) in diameter at the base and are enclosed in a projecting, spiny involucre. Flowers from April to July.


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


Is cabbage tree native to the United States?


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


What is the scientific name of european birch?


Does Cayratiajaponica(Thunb.) Gagnepain pose any ecological threat?

It is thought thatCayratia japonicaonly reproduces vegetatively in North America. Vines can readily climb over other vegetation, where it can block out sunlight to the plants below. It is native to temperate and sub-tropical Asia.


What is the scientific name of bengal trumpet?


Describe the fruit of LigustrumobtusifoliumSieb. & Zucc.?

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.


What is the common name of TamarixafricanaPoir.?


Is PolygonumaviculareL. native to the United States?


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


What is the scientific name of australian teatree?

Leptospermumlaevigatum(Sol. ex Gaertn.) F. Muell.


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


Is this plant invasive to the United States?


Is siebold's arrowwood native to the United States?


Describe the appearance of AcaciamelanoxylonR. Br. ex Ait. f.?

Acacia melanoxylonis a straight trunked, medium sized tree of the legume family (Fabaceae) with a dense crown. It is a thornless, evergreen tree 26-49 ft. (8-15 m) high. It can occasionally get up to 148 ft. (45 m) tall. Native of rainforest areas in southeastern Australia, it was introduced as a forestry planting to Hawaii, New Zealand, and South Africa. It was introduced to Hawaii as a forestry planting (Nelson and Schubert 1976).


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


What is the scientific name of japanese privet?


What is the U.S. Department of Agriculture (USDA) plant symbol for small carpetgrass, joint-head grass?


What is the common name of SetariafaberiHerrm.?


Describe the flowers of Albizialebbeck(L.) Benth?

Flowers are mimosa-like, in showy, rounded clusters near stem tips, 2–2.5 in (5–6 cm) across, cream or yellowish-white; each flower with numerous long stamens.


What is the growth habit of rose clover?


What is the growth habit of RhustyphinaL.?


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

Invasive, Prohibited (Connecticut), Restricted (Wisconsin)


Does hoary cress pose any ecological threat?

Lepidium drabainvades rangelands, pastures, streambanks, and open forests primarily in the western United States, although it does occur in the East. It can form large infestations that can displace native species and reduce grazing quality. This plant is native to Central Europe and Western Asia and was first introduced into the United States in the early 20th century.


What is the scientific name of cultivated knotweed?


Does uruguayan vervain pose any ecological threat?

Verbena montevidensisis native to South America. It has escaped cultivation and become naturalized in disturbed areas across the southeastern United States.V. montevidensisis drought and heat tolerant and is very common along roadsides and other disturbed areas.Verbena montevidensisis very similar toV. bonariensisandV. incomptabut all are invasive species.


Is CorynocarpuslaevigatusJ.R. & G. Forst. native to the United States?


Where can I view images of japanese honeysuckle?


What is the scientific name of chilean jessamine?


The fruits are dry and elliptic, measuring 0.3-0.4 in. (8-11 mm) long and 0.25-0.3 in. (6-8 mm) wide. The fruits have brown resin canals that can be up to 0.04 in. (1 mm) in diameter.


Describe the foliage of round leaf bittersweet?

The alternate, elliptical to circular leaves are light green in color and 2-5 in. (5-13 cm) long.


What is the scientific name of red ginger?


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.


Describe the foliage of Leucaenaleucocephala(Lam.) de Wit?

The bipinnate leaves are about 10 in. (25 cm) long. There are approximately 12 pairs of lanceolate shaped leaflets each about 0.35-0.47 in. (9-12 mm) long, 0.08-0.14 in. (2-3.5 mm) wide. Leaflets are oppositely arranged.


Describe the fruit of Lonicerax bellaZabel [morrowii × tatarica]?

The spherical fruits are red and in pairs. The berries are eaten and the seeds distributed by birds and other wildlife.


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


What is the scientific name of goatsrue?


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


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


Where can I view images of spanish broom?


What is the U.S. Department of Agriculture (USDA) plant symbol for Ptychospermaelegans(R. Br.) Blume?


What is the growth habit of CampanularapunculoidesL.?


Describe the flowers of spiny plumeless thistle?

Flowering occurs from May to August. The flower heads are reddish-purple in color and up to 1 in. (2.5 cm) in diameter. Flower stems are branched with spiny wings extending to the flower heads.


Does edible fig pose any ecological threat?


Leaves are alternate, dark green, waxy, somewhat leathery; extremely variable leaf forms, from unlobed to 3-5 lobed; typically green with whitish veins.


Describe the fruit of himalayan blackberry?

Fruits are an aggregate of drupelets that are black, when mature, and 0.5-0.8 in. (1.3-2 cm) in diameter.


What is the scientific name of bloodflower milkweed?


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


Is curly leaf pondweed native to the United States?


Where can I view images of MenthapulegiumL.?


Is chilean gunnera native to the United States?


What is the common name of PennisetumvillosumR. Br. ex Fresen.?


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


What is the scientific name of sprenger's asparagus fern?


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


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


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


Where can I view images of AmaranthusretroflexusL.?


Is PhellodendronamurenseRupr. native to the United States?


What is the common name of CannabissativaL?


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


What is the common name of CentaureastoebeL.?


What is the common name of Oenanthejavanica(Blume) DC.?


Is yellow bluestem native to the United States?


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


Is this plant invasive to the United States?


What is the scientific name of smooth sumac?


What is the common name of PinusjeffreyiGrev. & Balf.?


Where can I view images of AmbrosiatrifidaL.?


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


Where can I view images of chinese silvergrass?


Is Hyacinthoideshispanica(Mill.) Rothm. native to the United States?


Describe the appearance of white bryony?

Bryonia albais a vigorous herbaceous perennial vine resembling kudzu in appearance and growth habit.


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


What is the common name of SyngoniumpodophyllumSchott?


Describe the foliage of HieraciumpiloselloidesVill.?

Leaves are mostly basal, pale green to whitish with soft hairs. The smooth stems are mostly leafless or with 1-2 small leaves.


What is the growth habit of BreyniadistichaJ.R. & G. Forst.?


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


What is the scientific name of ivy gourd?


Is roundleaf toothcup native to the United States?


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


What is the growth habit of strawflower?


Describe the appearance of ValerianaofficinalisL.?

Valeriana officinalisis an herbaceous perennial that grows 1.5-4 ft. (0.5-1.5 m) tall. The plant grows from a small rhizome and has fibrous roots. Stems are usually pubescent, especially at the nodes.


What is the invasive/noxious status of perennial false-brome and where is it classified as such?


What is the invasive/noxious status of Paulowniatomentosa(Thunb.) Sieb. & Zucc. ex Steud. and where is it classified as such?

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


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


What is the scientific name of mother-of-thyme?


Is this plant invasive to the United States?


The fruit from which the plant gets its common name is balloon-like. They are green maturing to brown, thin-shelled, inflated, angled capsules up to 1.13 in. (3 cm) in diameter containing 3 black seeds each, with a white heart-shaped scar.


Does woman's tongue tree pose any ecological threat?

A. lebbeckis seen invading agricultural areas, coastland, natural forests, planted forests, ruderal/disturbed, scrub/shrublands, urban areas.


What is the scientific name of european red raspberry?


Is european common reed, phragmites native to the United States?


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


What is the growth habit of japanese climbing fern?


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


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


Describe the fruit of IrispseudacorusL.?

Fruits are 1.6-2.7 in. (4-8 cm) long capsules. The capsules are 6-angled and cylindric-prismatic to ellipsoid. The average capsule contains about 120 white seeds that harden and turn brown as they mature.


Describe the foliage of Cirsiumvulgare(Savi) Ten.?

Leaves are 3-12 in. (7.6-30.5 cm) long, lance-shaped and very hairy.


Where can I view images of Ludwigiaoctovalvis(Jacq.) Raven?


What is the scientific name of japanese hop?


Is SalviaglutinosaL. native to the United States?


Where can I view images of SclerialacustrisC. Wright?


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


Yellow-green, inconspicuous flowers are in a cyme at the top of the plant. Flowers mature to red.


Is washington hawthorn native to the United States?


What is the growth habit of oakforest woodrush?


Describe the flowers of purple nutsedge?

Near the ends are clusters of narrow spikelets, 0.3-1 in. (0.8-2.5 cm) long and 0.07 in. (2 mm) wide, 10- to 40-flowered, acute and compressed with a red, reddish-brown, or purplish-brown color.


Is this plant invasive to the United States?


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


Describe the fruit of LepidiumlatifoliumL.?

The fruit is a round to oval, hairy capsule that is 0.06 in. (1.5 mm) in diameter. It contains a single seed.


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


What is the scientific name of creeping capeweed?


What is the scientific name of scots heath?


Where can I view images of Ampelopsisglandulosavar. brevipedunculata(Maxim.) Momiy.?


What is the common name of LunariaannuaL.?


Describe the flowers of shrubby lespedeza?

Flowering occurs in the summer, when purple, pea-like flowers develop in clusters. Flowers are less than 0.5 in. (1.3 cm) long.


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 Alternantheraphiloxeroides(Mart.) Griseb.?


Where can I view images of PicrishieracioidesL.?


Describe the fruit of AlhagimaurorumMedik?

Seed pods are constricted between the individual seeds and are tipped with a small beak.


What is the growth habit of BidenspilosaL.?


Describe the appearance of PhyllostachysaureaCarr. ex A.& C. Rivière?

Phyllostachys aureais a perennial, reed-like plant that can reach heights of 16-40 ft. (5-12 m). The canes (stems) are hollow with solid joints and can be 1-6 in. (2.5-15.2 cm) in diameter.


What is the growth habit of scots heath?


Where can I view images of largeleaf lantana?


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


Is Plecostachysserpyllifolia(P.J.Bergius) Hilliard & B.L.Burtt native to the United States?


Is this plant invasive to the United States?


Does russian thistle pose any ecological threat?

AfterSalsola tragusmatures it detaches from the root system and tumbles in the wind, spreading seed (like another common name “tumbleweed” suggests). It is native to Eurasia.


What is the growth habit of OnopordumillyricumL.?


Where can I view images of silver hairgrass?


Is AlstoniamacrophyllaWallich ex G. Don native to the United States?


The alternate, pinnately compound leaves have 7 - 19 leaflets about 1.5-2 in. long. They are densely hairy with smooth edges. Most leaves have a pair of long spines at their base.


Describe the appearance of ArundodonaxL.?

Arundo donaxis a perennial grass that can reach up to 20 ft. (6.1 m) in height. Although it can be much shorter when damaged or stressed. The stem resembles a corn stalk.


Is common vetch native to the United States?


Where can I view images of annual wormwood?


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


Describe the fruit of EgeriadensaPlanch.?

Outside of its native habitat,Egeria densaonly reproduces vegetatively. Special double nodal regions can produce lateral buds, branches and roots. Only a double node can produce a new plant when it breaks off from the parent plant.


The leaves are palmately compound with up to five, 1.5-3 in. (2.5-7.6 cm) long, oval leaflets.


Where can I view images of Perillafrutescens(L.) Britton?


Where can I view images of BromusdiandrusRoth?


Describe the flowers of CommelinacommunisL.?

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.


What is the common name of Cyatheacooperi(Hook. ex F. Muell.) Domin?


Does glossy privet pose any ecological threat?

Several privet species occur and they are often very hard to distinguish.Ligustrum lucidumresembles Japanese privet (L. japonicumThunb.), but the leaves of Japanese privet are shorter (2 in. [5.1 cm] long) and thicker.Ligustrum lucidumcommonly forms dense thickets in fields or in the understory of forests. It shades and out-competes many native species, and once established, is very difficult to remove. It is commonly used as an ornamental shrub and for hedgerows.


Sphaerophysa salsulais a perennial herb that can grow to 5 ft. (1.5 m) in height.


What is the common name of PhellodendronamurenseRupr.?


What is the scientific name of macartney rose?


What is the common name of Chasmanthefloribunda(Salisb.) N.E. Br.?


Is this plant invasive to the United States?


Where can I view images of EucalyptusrobustaSm.?


Is Kniphofiauvaria(L.) Oken native to the United States?


Is japanese dodder native to the United States?


Describe the foliage of CardamineimpatiensL.?

The leaves (6-20) are thin and membranous. The basal rosette of leaves are pinnately divided. Each leaf has 3-11 leaflets with rounded lobes. The leaves along the stem are also pinnately divided, with sharply toothed or lacerate leaflets. These leaves are sagittate auriculate (a pair of fleshy blunt projections turned downward) at their base, which is an important diagnostic characteristic.


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

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


What is the scientific name of thoroughwort pennycress?


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


What is the growth habit of european common reed, phragmites?


Does CrupinavulgarisCass. pose any ecological threat?

Dense populations of this plant can invade grasslands, pastures, rangelands, forested areas, canyons, riparian areas, roadsides and waste places in the western United States. Grazing (deer or livestock) or cutting can stimulate lateral branching, thereby increasing flower and seed production.


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


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


The small seeds are 0.06-0.08 in. (1.5-2 mm) long, obovoid in shape and smooth in texture. This plant reproduces primarily vegetatively through rhizomes.


What is the scientific name of miniature flatsedge?


Where can I view images of PachysandraterminalisSieb. & Zucc.?


Is Murrayapaniculata(L.) Jack native to the United States?


Is Melinisrepens(Willd.) Zizka native to the United States?


What is the growth habit of MyosotisscorpioidesL.?


Where can I view images of absinth wormwood?


What is the invasive/noxious status of Cayratiajaponica(Thunb.) Gagnepain and where is it classified as such?

Invasive (North Carolina), Watch List (Alabama)


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 SyringavulgarisL.?


What is the growth habit of AmbrosiaartemisiifoliaL.?


What is the common name of RubusbifronsVest ex Tratt.?


Does purple starthistle pose any ecological threat?

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


Is austrian fieldcress native to the United States?


What is the growth habit of norway spruce?


Where can I view images of ViburnumlantanaL.?


What is the growth habit of Exochordaracemosa(Lindl.) Rehd.?


Describe the fruit of african asparagus fern?

The seeds are about 0.4 in. (1 cm) long and are spread by birds.


What is the scientific name of natalgrass?


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


Is ErythrinavariegataL. native to the United States?


Tiny spikelets can produce 1000 seeds during each blooming.


Flowering occurs in spring to early fall. Flowers are cream to green, five-lobed, 2 in. (5 cm) wide and have purple throats.


What is the growth habit of Epipremnumpinnatum(L.) Engl?


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


What is the growth habit of TrifoliumhybridumL.?


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


Does RubusarmeniacusFocke pose any ecological threat?

As the plant grows and the stems touch the ground they root at the nodes, producing a dense thicket that shades out other plant species.


Does LeucanthemumvulgareLam. pose any ecological threat?

Leucanthemum vulgareis native to Europe and was introduced into the United States as an ornamental in the 1800s. The plants have been shown to carry several crop diseases. It can thrive in a wide variety of soil types and can grow in sun to partial shade.


What is the U.S. Department of Agriculture (USDA) plant symbol for gloria de la manana?


What is the common name of RuelliasimplexC. Wright?


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


Where can I view images of AcercampestreL.?


Is MenthaX rotundifolia(L.) Huds. (pro. sp.) native to the United States?


The thin seed pods are 2-4 in. long and densely covered with bristly hairs.


Describe the foliage of Lonicerax bellaZabel [morrowii × tatarica]?

Leaves are oval, opposite, entire, and from 1-3 in. (2.5-7.6 cm) in length. The underside of the leaves are slightly pubescent.


Where can I view images of PaspalumscrobiculatumLinnaeus?


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


What is the growth habit of hedge maple?


Is CentaureacalcitrapaL. 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 mountain ebony?


What is the growth habit of SalixcinereaL.?


Where can I view images of IndigoferasuffruticosaP. Mill.?


Where can I view images of tall wheatgrass?


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


What is the growth habit of AnthriscuscaucalisM. Bieb.?


Is Asclepiasphysocarpa(E. Mey.) Schlechter native to the United States?


Describe the fruit of japanese black pine?

Seed cones are either solitary or held 2-3 together. They are about 1.6-2.4 x 1.2-1.6 in (4-6 × 3-4 cm) long by wide and deciduous. The seeds are obovoid to ellipsoid in shape.


What is the common name of PhalarisminorRetz.?


Describe the appearance of barb goatgrass?

Aegilops triuncialisis an annual that can grow up to 16 in. (40.6 cm) tall. It is native to Mediterranean Europe.


Flowers are small, greenish-white, with five petals and produced in clusters.


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


What is the U.S. Department of Agriculture (USDA) plant symbol for Lepidiumvirginicumvar. pubescens(Greene) Thell.?


Does siberian elm pose any ecological threat?

Ulmus pumilainvades pastures, road-sides and prairies throughout the Midwest and Great Plains regions of the United States. The trees are very drought and cold resistant allowing it to grow in areas where other trees cannot. The abundant, wind-dispersed seeds allow this plant to spread rapidly. It forms dense thickets that close open areas and displace native vegetation, thereby reducing forage for wild animals and livestock.Ulmus pumilais native to northern Asia and was first introduced into North America in the 1860s. It has been planted throughout the Midwest and Great Plains for windbreaks and lumber.


Is beach strawberry native to the United States?


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


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


Where can I view images of SpathodeacampanulataBeauv.?


Where can I view images of LactucasativaL.?


Is watercress native to the United States?


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


Is this plant invasive to the United States?


What is the common name of Tetragoniatetragonioides(Pallas) Kuntze?


Is Pyracanthaangustifolia(Franch.) Schneid. native to the United States?


Describe the flowers of african asparagus fern?

The pendent white flowers appear over winter and spring, from July to September. They can grow up to 0.8-2.4 in. (2-6 cm) long.


What is the growth habit of yellow fieldcress?


What is the growth habit of Achnatherumbrachychaetum(Godr.) Barkworth?


What is the scientific name of peruvian peppertree?


Describe the flowers of LeucanthemumvulgareLam.?

Flowering occurs all summer, when daisy-like flower heads develop.


Does european wand loosestrife pose any ecological threat?

L. virgatumis commonly found along waterways and other wetland habitats where it replaces native vegetation. It was introduced from Europe during the late 1800s.L. virgatumis native to parts of Europe and temperate Asia.


What is the scientific name of eastern white pine?


What is the invasive/noxious status of Elsholtziaciliata(Thunb.) Hyl. and where is it classified as such?

Potentially Invasive, Prohibited (Connecticut)


Is narrowleaf hawksbeard native to the United States?


Is HeracleummantegazzianumSommier & Levier native to the United States?


Describe the foliage of LeucanthemumvulgareLam.?

Leaves are 1-4 in. (2.5-10 cm) long, toothed (or lobed) and decrease in size closer to the apex of the stem. Basal leaves are spoon-shaped and petiolate.


Is sowthistle native to the United States?


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


Is exotic swallowwort native to the United States?


What is the scientific name of melaleuca?


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


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


What is the growth habit of JuniperusvirginianaL.?


Is persian clover native to the United States?


What is the growth habit of narrow-leaved cattail?


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


What is the growth habit of Persicarialongiseta(Bruijn) Kitagawa?


What is the common name of AesculushippocastanumL.?


Is HelianthuspetiolarisNutt. 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.


Describe the flowers of CentaureamelitensisL.?

Flowers are yellow, 0.5 in. (1.3 cm) across, and surrounded by sharp, tan, 0.5 in. (1.3 cm) long, spiny cobwebbed bracts. Blooming occurs from April to September.


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


What is the U.S. Department of Agriculture (USDA) plant symbol for Urochloadistachya(L.) T.Q. Nguyen?


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


Describe the appearance of AlhagimaurorumMedik?

Alhagi maurorumis a perennial shrub that grows 2-3 ft. (0.6-0.9 m) tall. Sharp yellow spines that are actually modified stems are from 1-2 in. (2.5-5 cm) in length.


What is the common name of DipsacusfullonumL.?


Describe the flowers of Cytisusstriatus(Hill) Rothm?

The inflorescence ofC. striatusconsists of a cluster of 1 to 2 yellow pea like flowers on pedicels from 0.2-0.4 in (5-10 mm) long. Flowers are found in the leaf axils.


What is the scientific name of meadow hawkweed?


Is Euryopsmultifidus(Thunb.) DC. native to the United States?


Describe the fruit of Fatouavillosa(Thunb.) Nakai?

Fruit is a one-seeded achene that is less than 0.1 in. (0.8 mm) long.


What is the scientific name of sessile joyweed?


Describe the flowers of Lygodiumjaponicum(Thunb. ex Murr.) Sw.?


What is the scientific name of shiny bugseed?


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 growth habit of CerastiumfontanumBaumg.?


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


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


Is this plant invasive to the United States?


Describe the flowers of dwarf honeysuckle?

Flowering occurs in May when white flowers develop in pairs in the axils of the leaves.


Where can I view images of CyperusbrevifolioidesThieret & Delahouss?


Where can I view images of bear's breech?


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


Describe the appearance of coral ardisia?

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


What is the common name of Parthenocissustricuspidata(Sieb. & Zucc.) Planch.?


What is the common name of MelilotusalbusMedikus?


Is SolanumseaforthianumAndr. native to the United States?


What is the growth habit of brittleleaf naiad?


What is the growth habit of sour cherry?


Is SonchusarvensisL. native to the United States?


What is the common name of MenthaspicataL.?


Is TragopogonporrifoliusL. native to the United States?


What is the common name of Rotalarotundifolia(Buch.-Ham. ex Roxb.) Koehne?


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

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


Where can I view images of GenistatinctoriaL.?


Where can I view images of RibesrubrumL.?


Where can I view images of Nothoscordumgracile(Aiton) Stearn?


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


Is TrifoliumhybridumL. native to the United States?


Is this plant invasive to the United States?


Describe the appearance of Kummerowiastipulacea(Maxim.) Makino?

Kummerowia stipulaceais an annual freely branching herbaceous plant with upward pointing hairs. The plant can be procumbent to erect and can reach up to 24 in. (61 cm) in height. It has shallow taproots.


Where can I view images of Jacquemontiatamnifolia(L.) Griseb.?


What is the common name of Pileamicrophylla(L.) Liebm.?


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

Category 1 (Alabama), Invasive (North Carolina)


Where can I view images of RosagallicaL.?


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


What is the growth habit of Nothoscordumgracile(Aiton) Stearn?


Describe the foliage of smooth cordgrass?

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


Where can I view images of CatalpaovataG. Don?


What is the growth habit of japanese rose?


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


What is the scientific name of giant reed?


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


What is the growth habit of MedicagolupulinaL.?


What is the growth habit of sessile joyweed?


What is the common name of RanunculussardousCrantz?


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


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


Is this plant invasive to the United States?


Describe the flowers of TyphalatifoliaL.?

Flowers are arranged on a dark brown, dense, cylindrical spike at the end of a stem with the male flowers at the top and female flowers below. Male flowers are brown, 0.19 to 0.5 in. (0.48-1.3 cm) long with 0.04 to 0.12 in. (1-3 mm) long anthers. Female flowers are 0.08 to 0.12 in. (2-3 mm) long, and pale green when in flower. Flowering occurs from May through June.


Is CestrumnocturnumL. native to the United States?


What is the scientific name of sapodilla?


Where can I view images of california privet?


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


What is the common name of ThunbergiaalataBojer ex Sims?


What is the common name of JuniperusvirginianaL.?


What is the growth habit of HumulusjaponicusSiebold & Zucc.?


What is the common name of GenistalinifoliaL.?


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

Invasive (Delaware), Invasive (IPC) (Missouri), Invasive, Prohibited (Connecticut), Prohibited (New York), Restricted (Wisconsin)


What is the growth habit of dames rocket?


Is Clerodendrumjaponicum(Thunb.) Sweet native to the United States?


Where can I view images of leafy spurge?


What is the scientific name of silver hairgrass?


What is the scientific name of field sowthistle?


What is the scientific name of hairypink?


Is MedicagopolymorphaL. native to the United States?


Does Microstegiumvimineum(Trin.) A. Camus pose any ecological threat?

Most commonly a invader of forested floodplains,Microstegium vimineumis also found in ditches, forest edges, fields, and trails. It is very shade tolerant and can completely displace native vegetation. It is native to Asia and was accidentally introduced into North America sometime around 1920. It has previously been used as packing material for porcelain, possibly explaining its accidental introduction.


Describe the flowers of tatarian honeysuckle?

Flowers develop in pairs in the axils of the leaves in May to June. Flowers are deeply 5-lobed, tubular, usually pink to red and rarely white.


What is the growth habit of PhellodendronamurenseRupr.?


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


What is the growth habit of Perillafrutescens(L.) Britton?


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


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 malta starthistle?


What is the common name of BocconiafrutescensL.?


Is herbaceous glorytree native to the United States?


Is CotulacoronopifoliaL. native to the United States?


Describe the flowers of EhrhartacalycinaSm.?

Flowers are in clusters 4-6 in. (10.2-15.2 cm) long, and yellow to purple in color. Blooming period occurs in spring.


What is the scientific name of deodar cedar?

Cedrusdeodara(Roxb. ex D. Don) G. Don f.


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

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


Is Veronicaofficinalisvar. officinalisL. native to the United States?


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


What is the growth habit of NasturtiumofficinaleR. Brown?


What is the common name of Manilkarazapota(L.) van Royen?


Does HyoscyamusnigerL. pose any ecological threat?

Hyoscyamus nigeris native to the Mediterranean and is poisonous to most mammals. It has been used medicinally for hundreds of years.


Is Hirschfeldiaincana(L.) Lagrèze-Fossat native to the United States?


What is the scientific name of polar hawkweed?


Describe the fruit of Cocciniagrandis(L.) Voigt?

The fruit are smooth, bright red and ovoid to ellipsoid berries about 1-2.4 in. (2.5-6 cm) long.


What is the growth habit of coppery mesemb?


Describe the appearance of alligatorweed?

Alternanthera philoxeroidesis an emergent or rooted floating plant that invades aquatic areas and adjoining uplands throughout the southern portions of the United States. Plants have hollow stems and can grow to 3 ft. (1 m) tall.


Describe the appearance of ArtemisiavulgarisL.?

Artemisia vulgarisis a perennial herb that can grow from 24-63 in (60-160 cm) high. The stems are branched and purplishbrown. The ascending stems are covered with short hairs.A. vulgarisis rhizomatous, and often produces vegetative colonies of plants. It is native to northeastern Asia and extreme northwestern North America (Alaska).


Describe the appearance of HieraciumcaespitosumDumort.?

Hieracium caespitosumis a perennial plant in the sunflower family. It grows from 1-3 ft. (0.3-0.9 m) tall and produces a milky sap when crushed.


What is the scientific name of mother of thyme?


What is the growth habit of Equisetumspp.L.?


What is the growth habit of common crupina?


What is the growth habit of Hieraciumspp.L.?


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

Plant can reproduce by bulb or by self-seeding. Bulbs are 0.04 to 0.08 in. (1-2 mm) in diameter.


Describe the flowers of japanese privet?

Flowering occurs in spring to summer, when very abundant, white flowers occur in clusters at the end of branches.


What is the growth habit of PoabulbosaL.?


Is this plant invasive to the United States?


Is CentaureavirgataLam. native to the United States?


Describe the foliage of Rottboelliacochinchinensis(Lour.) W.D. Clayton?

Stems and leaves are covered with stiff, irritating hairs. Stems can reach a height of 1-10 ft. (0.3-3 m). Leaf blades are 5.9-17.7 in. (15-45 cm) long, 0.2-0.8 in. (5-20 mm) wide and flat.


What is the scientific name of smallseed alfalfa dodder?


Is HieraciumcaespitosumDumort. native to the United States?


Does squarrose knapweed pose any ecological threat?

Occurs in open disturbed sites, such as rangelands, roadsides, and grasslands.Centaurea virgatais native to the Mediterranean region.


Where can I view images of HeterothecagrandifloraNutt.?


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

Category 1 (Alabama), Class C (Alabama), Potentially Invasive (Connecticut), Prohibited (Wisconsin), Watch List (Michigan)


The fruit is 0.14-0.24 in. (3.5-6 mm) x 0.12-0.24 in. (3-6 mm) and is enclosed within inner perianth segments. Margin of fruit is entire or minutely denticulate.


Is spearmint native to the United States?


Describe the fruit of tatarian honeysuckle?

The abundant paired berries are 0.25 in. (0.6 cm) in diameter, ripen to an orange to red color and often persist throughout winter.


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


Is russian olive native to the United States?


What is the growth habit of Bellardiatrixago(L.) All?


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


Is NepetacatariaL. native to the United States?


Is cure for all native to the United States?


Is river redgum native to the United States?


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


Does Scheffleraactinophylla(Endl.) H.A.T. Harms pose any ecological threat?

Schefflera actinophyllais native to Australia and was introduced into Florida in 1927 as an ornamental. Plants can tolerate a wide range of sun and moisture levels, but are restricted to areas with minimum temperatures above 35°F (1.7°C).


What is the growth habit of LespedezabicolorTurcz.?


What is the growth habit of Phragmitesaustralis(Cavanilles) Trinius ex Steudel?


Is Persicarialongiseta(Bruijn) Kitagawa native to the United States?


What is the growth habit of green foxtail?


Where can I view images of Puerariamontanavar. lobata(Willd.) Maesen & S. Almeida?


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.


Where can I view images of Cupheacarthagenensis(Jacq.) J.F. Macbr.?


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


Is chinese wisteria native to the United States?


Where can I view images of MelilotusalbusMedikus?


Flowers are borne in axillary clusters, pinkish-violet, about 0.4 in. (1 cm) across.


Is PhalarisarundinaceaL. native to the United States?


What is the scientific name of punagrass?


Is white clover native to the United States?


What is the scientific name of swainsonpea?


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

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


Describe the appearance of Cocciniagrandis(L.) Voigt?

Coccinia grandisis a perennial herbaceous vine. Also known as baby watermelon, it can grow up to 9 ft. (2.7 m) in length. In one day, it can grow up to 4 in. (10.2 cm).


Describe the foliage of AlhagimaurorumMedik?

The leaves are alternate, ovate to lanceolate from 0.25-1.25 in. (0.6-3.2 cm) long with smooth margins.


Is ground ivy native to the United States?


What is the common name of EuphorbiaterracinaL.?


What is the growth habit of european centaury?


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


Does marsh thistle 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.


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


Is this plant invasive to the United States?


What is the scientific name of queensland maple?


What is the growth habit of yellow sweet-clover?


Describe the foliage of ArctiumminusBernh.?

Stem leaves are large, heart-shaped and very hairy on the undersides. Basal leaves are dark green, heart-shaped and up to 1 ft. (0.3 m) long.


What is the growth habit of washington fan palm?


What is the growth habit of Ageratinaadenophora(Spreng.) King & H.E. Robins.?


What is the growth habit of rabbitfoot polypogon?


What is the scientific name of treasureflower?


Where can I view images of turk's turbin?


What is the scientific name of tall oatgrass?

Arrhenatherumelatiusvar. elatius(L.) P. Beauv. ex J. Presl & C. Presl


What is the growth habit of spreading hedgeparsley?


What is the growth habit of english holly?


What is the common name of OrobancheminorSmith?


Is Spartinapatens(Ait.) Muhl. native to the United States?


Does air-potato pose any ecological threat?

Dioscorea bulbiferacan form dense masses of vines that cover and kill native vegetation including trees within a variety of habitats such as forest edges, hammocks, and many disturbed areas. It was introduced from Africa for food and medicinal purposes in the early 1900s. It is a common and widespread food crop throughout most tropical regions of the world.


Does evergreen clematis pose any ecological threat?

Clematis vitalbais found along streams, fencelines, forest edges, and hillsides. It is native to Europe and west Asia. Be aware,Clematis vitalbais often confused with English Ivy, but in winter,Clematis vitalbalooses its leaves whereas Ivy does not.


Where can I view images of ArdisiacrenataSims?


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


Is this plant invasive to the United States?


What is the scientific name of portia tree?


Describe the flowers of Cayratiajaponica(Thunb.) Gagnepain?

Flowering occurs in the late summer. The small, salmon-colored flowers develop in umbels.


What is the scientific name of dalmatian toadflax?


What is the growth habit of AnchusaofficinalisL.?


What is the growth habit of Liriopespicata(Thunb.) Lour.?


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

Invasive (DOC, IPC) (Missouri), Restricted (Wisconsin)


Describe the appearance of musk thistle, nodding thistle?

Carduus nutansis an herbaceous, biennial plant that grows to 6 ft. (1.8 m) tall. The stem has very spiny wings. Carduus species may hybridize with each other.


Does PanicumrepensL. pose any ecological threat?

Panicum repensis native to Africa and Eurasia and was introduced into the United States around 1876. This species can occur in a wide variety of habitats. Plants are usually found in damp soils of riparian zones, but can also be found in pastures and on sand dunes. Plants are salt-tolerant.


What is the common name of LeonuruscardiacaL.?


Is BreyniadistichaJ.R. & G. Forst. native to the United States?


Describe the fruit of japanese hedge-parsley, erect hedgeparsley?

The fruit are small, cylindrical and covered with hooked hairs that attach to clothing or fur.


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


Is common cordgrass native to the United States?


What is the common name of Hyptismutabilis(Rich.) Briq.?


Is celandine native to the United States?


What is the growth habit of round leaf bittersweet?


What is the growth habit of fountain palm?


What is the growth habit of MenthaspicataL.?


Is Scheffleraactinophylla(Endl.) H.A.T. Harms native to the United States?


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


What is the growth habit of PicrishieracioidesL.?


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


Is this plant invasive to the United States?


Where can I view images of GlechomahederaceaL.?


Is european waterstarwort native to the United States?


What is the scientific name of smilo grass?


What is the growth habit of PyruscommunisL.?


Where can I view images of Parentucelliaviscosa(L.) Caruel?


Where can I view images of Rorippaaustriaca(Crantz) Bess.?


What is the growth habit of CentaureajaceaL.?


What is the growth habit of TrifoliumsubterraneumL.?


This plant is highly prolific. Seeds are very small (dust-size) and remain viable for 10 or more years.


Is ViburnumlantanaL. native to the United States?


Is carrotwood native to the United States?


Describe the appearance of european wand loosestrife?

Lythrum virgatum, Purple loosestrife is an erect, herbaceous, perennial wetland weed. One of the more recognizable features of purple loosestrife is its square-shaped stems. They are woody, and can be either smooth or covered with downy hairs. Stems have short, slender branches and evenly spaced nodes. Mature plants have up to 30 flowering stems, which can reach a height of 1.6-3.3 ft. (50-100 cm).


What is the common name of PinusthunbergiiParl.?


What is the growth habit of Erechtiteshieraciifolius(L.) Raf. ex DC.?


What is the common name of Arctothecacalendula(L.) Levyns?


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.


Where can I view images of paradise poinciana?


Is Eichhorniacrassipes(Mart.) Solms native to the United States?


What is the growth habit of PsidiumcattleyanumSabine?


Is this plant invasive to the United States?


What is the common name of Romulearoseavar. australis(Ewart) de Vos?


Where can I view images of Eragrostiscurvula(Schrad.) Nees?


What is the common name of ClematisorientalisL.?


Describe the fruit of curly leaf pondweed?

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.


Describe the appearance of Euonymusalatus(Thunb.) Sieb.?

Euonymus alatusis a deciduous shrub, up to 20 ft. (6.1 m) in height, which invades forests throughout the eastern United States. Two to four corky ridges often form along the length of young stems, though they may not appear in shaded areas or closed canopies.


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


What is the common name of Torilisjaponica(Houtt.) DC.?


What is the growth habit of lambsquarters?


Is molassesgrass native to the United States?


Describe the appearance of japanese privet?

Ligustrum japonicumis a thick, evergreen shrub that grows up to 20 ft. (6.1 m) in height. The trunks usually occur as multiple stems with many long, leafy branches.


What is the growth habit of Youngiajaponica(L.) DC.?


Describe the foliage of AnthemiscotulaL?

A. cotulaleaf blades are about 0 .75 - 2.5 in. (1.9-6.35 cm) long and 1 in. (2.54 cm) wide. The first leaves are opposite but become alternate as they ascend up the stem. Leaves are thick, finely dissected, slightly pilose and an unpleasant odor.


What is the scientific name of purple deadnettle?


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


Describe the flowers of ImpatiensglanduliferaRoyle?

Flowering occurs from June to October. The pink, irregular, solitary flowers appear on axillary stalks.


Describe the appearance of shoebutton ardisia?

Ardisia ellipticais a tall shrub or small tree that can reach heights of 20 ft. (6.1 m).


Is corn spurry native to the United States?


Is ripgut brome native to the United States?


What is the common name of HypochaerisglabraL.?


Describe the fruit of hispanic hyacinthoides?

Plant can reproduce by bulb or by self-seeding. Bulbs are 0.04 to 0.08 in. (1-2 mm) in diameter.


What is the common name of AgeratumconyzoidesL.?


What is the common name of OnonisalopecuroidesL.?


Describe the fruit of TanacetumvulgareL.?

The fruits are 5-angled achenes with small glands. Each plant is capable of producing over 50,000 seeds per year.


Is this plant invasive to the United States?


Describe the flowers of halogeton, saltlover?

Flowers appear in June to September. Two flower types are present; larger flowers that are 0.08-0.12 in. (2-3 mm) wide with 5 light yellow or greenish-yellow sepals, and smaller flowers with tooth-like sepals. Neither of these flower types have petals, but they both have 2-5 stamens and 2 stigmas.


What is the growth habit of BidensbipinnataL.?


What is the scientific name of bigleaf mint?

MenthaX rotundifolia(L.) Huds. (pro. sp.)


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


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


Is Tripleurospermuminodorum(L.) Sch. Bip. native to the United States?


What is the common name of Phragmitesaustralis(Cavanilles) Trinius ex Steudel?


What is the growth habit of PhalarisminorRetz.?


What is the common name of Rottboelliacochinchinensis(Lour.) W.D. Clayton?


Fruit is spherical in shape and divided into three segments. Seeds are triangular and dark brown or black, 0.13 in. (0.32 cm) long, and wrinkled with 3 or 6 per fruit.


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


What is the common name of Lamiumgaleobdolon(L.) Crantz?


What is the scientific name of bee-bee tree?


Is meadow knapweed native to the United States?


Is LythrumhyssopifoliaL. native to the United States?


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


Where can I view images of spiny cocklebur?


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


Is this plant invasive to the United States?


Describe the flowers of curly leaf pondweed?

Flowering occurs in the summer to early fall, when emergent flowers develop. Flowers are brown, inconspicuous and wind pollinated.


Where can I view images of SolanumdulcamaraL.?


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


What is the scientific name of wine grape?


What is the growth habit of PinuspinasterSoland., non Ait.?


What is the common name of BerberisthunbergiiDC.?


What is the growth habit of PastinacasativaL.?


Is shining geranium native to the United States?


Where can I view images of kenilworth ivy?


What is the scientific name of sweetbriar?


What is the growth habit of TrifoliumrepensL.?


What is the growth habit of osage-orange?


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


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


Is VerbenabonariensisL. native to the United States?


Describe the appearance of Lygodiumjaponicum(Thunb. ex Murr.) Sw.?

Lygodium japonicumis a perennial climbing fern that can reach lengths of 90 ft. (30 m). Vines are thin, wiry, green to orange to black and usually die back in the winter.


Is Plucheacarolinensis(Jacq.) G. Don native to the United States?


Is this plant invasive to the United States?


Where can I view images of virginia pepperweed?


What is the common name of Macrothelypteristorresiana(Gaud.) Ching?


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


Describe the appearance of HyoscyamusnigerL.?

Hyoscyamus nigeris an annual or biennial plant that can grow to 3 ft. (1 m) in height.


Where can I view images of Pennisetumspp.L.C. Rich. ex Pers?


Where can I view images of european privet?


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.


Where can I view images of CrotalariaspectabilisRoth?


Is Rorippaamphibia(L.) Besser native to the United States?


Flowering occurs throughout the year. The brush-like spikes of flowers are white in color.


What is the scientific name of princess-flower?


What is the common name of CamelinamicrocarpaDC.?


What is the scientific name of scotch broom?


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


Does old world climbing fern pose any ecological threat?

Lygodium microphyllumis a serious invader of swamps, glades, and hammocks. It can form dense mats that smother understory vegetation, shrubs and trees. This plant also increases fire risks. Thick mats of dead fronds that grow into trees act as fire ladders, bringing the fires into the tree canopies. It is native to Africa, Australia and Southeast Asia and was first found naturalized in the United States in 1965.


What is the scientific name of giant ragweed?


Describe the foliage of japanese spiraea?

The alternate leaves are oval to lance shaped, toothed along the margins and 1-3 in. (2.5-7.6 cm) long.


Is gloria de la manana native to the United States?


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


What is the growth habit of black wattle?


Is Ardisiajaponica(Thunb.) Blume native to the United States?


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


What is the growth habit of SeneciovulgarisL.?


Is this plant invasive to the United States?


What is the growth habit of yellow rocket?


What is the scientific name of white snakeroot?

Ageratinaaltissimavar. altissima(L.) King & H. Rob.


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


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


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


What is the U.S. Department of Agriculture (USDA) plant symbol for PolygonumposumbuBuch.-Ham. ex D. Don?


Is waterwheel plant native to the United States?


What is the scientific name of lesser hawkbit?


What is the growth habit of brazilian satintail?


Is BarbareavulgarisAit. f. native to the United States?


Describe the appearance of common burdock, lesser burdock?

Arctium minusgrows up to 6 ft. (1.8 m) tall. It is a biennial forb that occurs throughout the United States. First year plants form large rosettes. A stout flowering stalk is formed in the second year.


What is the growth habit of tree-of-heaven?


Is glenwoodgrass native to the United States?


What is the common name of CardamineimpatiensL.?


Where can I view images of CardamineimpatiensL.?


Is helleborine native to the United States?


Where can I view images of Anthriscussylvestris(L.) Hoffmann?


Is LotussubbiflorusLag. native to the United States?


What is the growth habit of chinese crab apple?


What is the growth habit of french rose?


Is wayfaringtree native to the United States?


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


What is the growth habit of Veronicaserpyllifoliassp. serpyllifoliaL.?


What is the scientific name of australian cheesewood?


Where can I view images of AllamandacatharticaL.?


What is the growth habit of JacobaeavulgarisGaertn.?


Describe the appearance of Koelreuteriaelegans(Seem.) A.C. Sm.?

Koelreuteria elegansis a fast growing deciduous tree that grows from between 20-50 ft. tall at maturity with a 35-50 ft. wide crown. The trunk is light brown and smooth when young and has ridges at maturity.


Describe the flowers of SisymbriumorientaleL.?

The top of the stem is occupied by a raceme (is a inflorescence that is unbranched and indeterminate and bears pedicellate flowers) of flowers with light yellow petals each measuring up to a centimeter long.


Describe the fruit of PersicariawallichiiGreuter & Burdet?

Seeds are dark brown in color, ovoid, 3 angled, smooth, and 0.04-0.08 in. (1-2 mm) long. They are transported mostly by water and wind.


Is this plant invasive to the United States?


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


What is the scientific name of saltmeadow cordgrass?


What is the growth habit of golden polypody?


Where can I view images of CoffeaarabicaL.?


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


Describe the fruit of Salpichroaoriganifolia(Lam.) Thell.?

Fruit is a rounded ovoid (egg shaped) berry which is white to pale yellow and translucent. Each fruit contains several seed.


Is hairy bird's-foot trefoil native to the United States?


Where can I view images of Cuscutaepithymum(L.) L.?


Where can I view images of Rhodomyrtustomentosa(Ait.) Hassk.?


What is the growth habit of LythrumhyssopifoliaL.?


Where can I view images of wayside speedwell?


Is HordeumjubatumL. native to the United States?


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

The inflorescence is a showy dense, feathery, 1-4 ft. (0.3-0.9 m), stiff, light violet to silvery white panicle.


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


Flowering occurs in early spring to early summer, when white, four-petaled flowers develop in clusters at the apex of the stem.


Does Euonymusalatus(Thunb.) Sieb. pose any ecological threat?

Euonymus alatuscan invade not only a variety of disturbed habitats including forest edges, old fields, and roadsides but also in undisturbed forests. Birds and other wildlife eat and disperse the fruit. Once established, it can form dense thickets, displacing native vegetation. It is native to northeastern Asia and was first introduced into North America in the 1860s for ornamental purposes. This plant is still sold and planted as an ornamental.


Where can I view images of blue morning-glory?


Describe the flowers of wild four-o'clock?

Flowers are magenta, trumpet shaped, 0.5 in. (1.3 cm) across, and are found in clusters of 3-5. They bloom in early summer and usually only open in the afternoon and at night, closing in the morning.


What is the growth habit of moth mullein?


Describe the fruit of SalviniamolestaD. S. Mitchell?

S. molestareproduce by spores and by budding of broken stems or attached nodes.


Where can I view images of hairy wallaby grass?


Is BauhiniavariegataL native to the United States?


Is this plant invasive to the United States?


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

Invasive (IPC) (Missouri), Potentially Invasive (Connecticut)


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


What is the common name of ViburnumlantanaL.?


Describe the fruit of Bothriochloaischaemum(L.) Keng?

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


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


What is the common name of CestrumparquiL'Hér.?


Is Chasmanthefloribunda(Salisb.) N.E. Br. native to the United States?


What is the growth habit of Elsholtziaciliata(Thunb.) Hyl.?


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 yellow himalayan raspberry?


What is the scientific name of douglas-fir?


What is the common name of EuphorbiaoblongataGriseb?


Where can I view images of annual false-brome?


What is the growth habit of Tamarixaphylla(L.) Karst.?


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

Miscanthus sacchariflorusis a genus of tall perennial grass species that grows to about 8 ft (2.5 m) tall. It is native to parts of Eastern Asia. It is currently grown as an ornamental in North America.


What is the growth habit of HolcuslanatusL.?


What is the growth habit of Lespedezacuneata(Dum.-Cours.) G. Don?


What is the U.S. Department of Agriculture (USDA) plant symbol for Solidagocanadensisvar. scabraTorr. & Gray?


What is the growth habit of showy rattlebox?


Is this plant invasive to the United States?


The fruits are glabrous cypselae containing a single seed. Seeds are smooth and hairless, 0.12-0.14 in. (3-3.5 mm) long.H. ciliarisalso readily reproduces vegetatively by rhizomes.


What is the common name of Persicariaorientalis(L.) Spach?


Describe the foliage of australian saltbush?

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.


Is AcernegundoL. native to the United States?


Is PersicariamaculosaS.F. Gray native to the United States?


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


Is nodeweed native to the United States?


Where can I view images of cultivated currant?


What is the invasive/noxious status of Linariadalmatica(L.) P. Mill. and where is it classified as such?


What is the growth habit of AcanthusmollisL.?


Where can I view images of didymo, rock snot?


Describe the appearance of GlossostigmacleistanthumW.R. Barker?

Glossostigma cleistanthumis a small, mat-forming plant of shallow water or wet silt and mud of lakes and rivers, including fresh-tidal reaches. The horizontal stems grow just below the surface of the soil, rooting at the nodes. It is native to the Eastern hemisphere, including New Zealand.


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

Category 1 (Alabama), Invasive (Delaware), Invasive (IPC) (Missouri), Invasive (North Carolina), Prohibited (Wisconsin), Tier 2 (Maryland)


Is arabian coffee native to the United States?


What is the scientific name of broadleaf forget-me-not?


Describe the fruit of california privet?

Fruits ofLigustrum ovalifoliumare 0.2-0.28 in. (5-7 mm) across, and are black when they mature.


What is the growth habit of RubusphoenicolasiusMaxim.?


Where can I view images of Lophostemonconfertus(R. Br.) P.G. Wilson & Waterhouse?


Is this plant invasive to the United States?


Flowers are crowded in whorls which are usually distinct except towards the ends of branches. Perianth segments are orbicular-deltoid in shape are green colored at flowering but become brown.


What is the common name of Hederahibernica(Kirchn.) Bean.?


Does skeletonleaf bursage pose any ecological threat?

A. tomentosais considered a serious cropland weed. It spreads both by seed and creeping roots, keeping primarily on, but not limited to, dry or poorly drained sites.A. tomentosacan be found growing in cultivated fields, pastures, prairies, and waste areas.


Describe the appearance of NymphaeaodorataAit.?

Nymphaea odoratais an rooted aquatic perennial herb with large floating flowers and leaves.


Does MeliaazedarachL. pose any ecological threat?

Melia azedarachinvades disturbed areas and is commonly found along roads and forest edges. It has the potential to grow in dense thickets, restricting the growth of native vegetation.Melia azedarachis native to Southeast Asia and northern Australia. It was introduced into the United States in the mid 1800s for ornamental purposes.


Describe the appearance of african mustard?

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 common name of TamarixparvifloraDC.?


Is Citrusx limon(L.) Osbeck native to the United States?


Where can I view images of Tamarixaphylla(L.) Karst.?


What is the scientific name of sweet cherry?


What is the growth habit of dalmatian toadflax?


Describe the foliage of prickly lettuce?

Cauline leaves (on the stem) are alternate, 2-14 in. (5-36 cm) long and become smaller up the stem. Leaves have a conspicuous, white midvein with the underside of the vein covered with many prickles.


Is common teasel native to the United States?


Is brazilian nightshade native to the United States?


What is the growth habit of Rhodomyrtustomentosa(Ait.) Hassk.?


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


Where can I view images of TrifoliumhirtumAll.?


What is the U.S. Department of Agriculture (USDA) plant symbol for bay biscayne creeping-oxeye?


Where can I view images of Parthenocissustricuspidata(Sieb. & Zucc.) Planch.?


Is this plant invasive to the United States?


Where can I view images of LepidiumchalepenseL.?


Where can I view images of CentaureadilutaAit.?


Describe the appearance of Oxalispes-capraeL.?

Oxalis pes-capraeis a small perennial herb in the Oxalidaceae (Oxalis family), native to the Cape Region of South Africa. Shoots ofO. pes-capraearise from a short vertical stem that is attached to a pale brown underground bulb. Each bulb (usually smaller than 1 in. [2.5 cm] in size) is capable of producing over 20 small whitish bulblets each year.


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


What is the scientific name of satinleaf?


What is the common name of Nassellamanicata(Desv.) Barkworth?


Where can I view images of IlexaquifoliumL.?


Where can I view images of ptychosperma?


What is the growth habit of Epipactishelleborine(L.) Crantz?


Is AtriplexsemibaccataR. Br. native to the United States?


Where can I view images of CarexlongiiMackenzie?


What is the common name of BryoniaalbaL.?


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

Category 2 (Alabama), Invasive (DOC) (Missouri), Invasive (North Carolina), Tier 2 (Maryland)


Is buttercup oxalis native to the United States?


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


What is the growth habit of LigustrumsinenseLour.?


What is the scientific name of washington fan palm?


Is this plant invasive to the United States?


Describe the flowers of amur honeysuckle?

The white flowers are found in erect pairs that are on peduncles shorter than the petioles. The flowers measure 0.6-0.75 in. (1.5-2 cm) long and are bilabiate. The flowers appear on the plant from late May to early June, which is later than the other honeysuckles.


Is hairypink native to the United States?


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

The inflorescence has soft, white flower heads without awns. It flowers between August and September.


Describe the appearance of PlantagomajorL.?

Plantago majoris a perennial from a basal rosette with broad oval leaves.


Does common tansy pose any ecological threat?

T. vulgareinvades disturbed areas, ditch banks and riparian areas. It is native to temperate Asia and Europe.T. vulgarecan be toxic if animals or people ingest large amounts of it.


What is the growth habit of wild chervil?


What is the growth habit of incised fumewort?


What is the growth habit of Salixx sepulcralisSimonkai [alba × babylonica]?


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


What is the growth habit of Alchemillamollis(Buser) Rothm.?


Describe the appearance of LythrumvirgatumL.?

Lythrum virgatum, Purple loosestrife is an erect, herbaceous, perennial wetland weed. One of the more recognizable features of purple loosestrife is its square-shaped stems. They are woody, and can be either smooth or covered with downy hairs. Stems have short, slender branches and evenly spaced nodes. Mature plants have up to 30 flowering stems, which can reach a height of 1.6-3.3 ft. (50-100 cm).


Does BerberisvulgarisL pose any ecological threat?

Berberis vulgarisis shade tolerant which allows it to easily invade woodlands. It is also an alternate host for wheat rust (Puccinia graminis) which makes the control and removal of this invasive shrub of primary importance. It was introduced to America during the 17th century. Fruit ofBerberis vulgariswas used to make jam, the flowers for dye and the thorny shrub provided effective livestock fencing. It is native to central and southern Europe.


Is Jacquemontiatamnifolia(L.) Griseb. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for Menthax gracilisSole (pro sp.) [arvensis × spicata]?


Describe the foliage of small philippine acacia?

The foliage on matureAcacia confusaare usually falcate phyllodes. They are alternate and have a leathery texture. Leaves have parallel curving veins. They range from 3-4 in. (8-10 cm) long and are narrowed at both ends. Foliage on juvenileAcacia confusaare usually of bipinnate with 4-8 pairs of pinnae. Each pinnae has 10-12 pairs of small asymmetric leaflets.


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.


Where can I view images of red valerian?


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


Is weeping willow native to the United States?


Is onionweed native to the United States?


What is the common name of SolanumcarolinenseL.?


What is the scientific name of coffee senna?


What is the growth habit of false green kyllinga?


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


Where can I view images of PartheniumhysterophorusL.?


Describe the flowers of japanese spiraea?

In late spring white to pink flowers occur in clusters at the tips of branches.


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


What is the scientific name of perennial ryegrass?


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


Where can I view images of sessile joyweed?


Describe the flowers of broadleaf plantain?

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.


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

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


What is the common name of AlyssummuraleWaldst. & Kit.?


Is this plant invasive to the United States?


What is the scientific name of little mallow?


Is philippine ground orchid native to the United States?


Where can I view images of MesembryanthemumnodiflorumL.?


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


Does TamarixparvifloraDC. pose any ecological threat?

Several species are considered invasive in the United States and distinguishing the species can often be difficult.Tamarix parviflorainvades 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 parviflorais 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 growth habit of corn gromwell?


What is the growth habit of AcoruscalamusL.?


What is the growth habit of CornusracemosaLam.?


Describe the foliage of sulfur cinquefoil?

A loose rosette of long-petiolate leaves develops first and withers before flowering. Plants can be one or multi-stemmed. Stems are covered with long and short hairs and are unbranched. Cauline leaves are palmately compound (with 5-7 leaflets), stipulate and short petioled to sessile. The central leaflet is 1.2-5.9 in. (3-15 cm) long (longer than the other leaflets).


Is ThunbergiagrandifloraRoxb. native to the United States?


Is black mustard native to the United States?


Is russian wheatgrass native to the United States?


What is the growth habit of ManihotesculentaCrantz?


Describe the fruit of alpine knapweed, tyrol knapweed?

Fruit are gray to light brown, 0.09-0.11 in. (2.5-3 mm) long, and finely hairy. The seeds are small, 0.02-0.04 in. (0.5-1 mm) long, and darkly colored.


What is the common name of Mahoniabealei(Fortune) Carr.?


Describe the appearance of dalmatian toadflax?

Linaria dalmaticais a short-lived, perennial herb that can grow 3.9 ft. (1.2 m) tall. The overall form of the plant is narrow and upright, with multiple stems growing from a single woody base.


Is field brome native to the United States?


What is the scientific name of virginia groundcherry?


What is the growth habit of indian coralbean?


What is the growth habit of Sesbaniavesicaria(Jacq.) Ell.?


What is the common name of Lepyrodiclisholosteoides(C.A. Mey.) Fenzl ex Fisch. & C.A. Mey.?


Describe the appearance of GaliummollugoL.?

Galium mollugois an herbaceous prennial plant that grows to be 1-3 ft (0.3-0.9 m) tall. The simple to branched stems are square and swollen at leaf nodes.G. mollugotends to sprawl if unsupported. It is native to Africa, temperate Asia and Europe.


Is memorial rose native to the United States?


Where can I view images of PhysalisperuvianaL.?


Is this plant invasive to the United States?


Is curly dock native to the United States?


The plant has alternately arranged, compound, fern-like leaves. Each segment of the leaf can measure 0.5-2 in. (1.5-5 cm) in length.


Where can I view images of southern brassbuttons?


Is AnthemiscotulaL native to the United States?


Where can I view images of black wattle?


Puerariamontanavar. lobata(Willd.) Maesen & S. Almeida


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

The alternate leaves are simple and heart-shaped with coarse teeth along the margins. The leaves vary from slightly lobed to deeply dissected.


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


Leaves are 3-12 in. (7.6-30.5 cm) long, lance-shaped and very hairy.


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


What is the scientific name of garden vetch?


Where can I view images of javanese bishopwood?


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

Seeds are contained within brown, hairy, flattened, bean-like pods. Although seeds are viable, vegetative growth is the primary method of spread for this invasive.


What is the scientific name of asian melastome?


What is the common name of Physalisvirginianavar. virginianaMill.?


What is the common name of Malusprunifolia(Willd.) Borkh.?


Is SorbusaucupariaL. native to the United States?


What is the U.S. Department of Agriculture (USDA) plant symbol for father-and-child plant?


Describe the appearance of BryoniaalbaL.?

Bryonia albais a vigorous herbaceous perennial vine resembling kudzu in appearance and growth habit.


Is this plant invasive to the United States?


Where can I view images of Cryptostegiagrandiflora(Roxb. ex R. Br.) R. Br.?


Describe the appearance of LysimachianummulariaL.?

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.


What is the scientific name of gloria de la manana?

Ipomoeacarneassp. fistulosa(Mart. ex Choisy) D. Austin


Is BuddlejadavidiiFranch. native to the United States?