Vascular Plants of Vermont

Diervilla lonicera, commonly referred to as Northern Bush Honeysuckle (Low Bush Honeysuckle, Dwarf Bush Honeysuckle, Yellow-Flowered Upright Honeysuckle) is a native deciduous shrub found in the northeastern United States and Canada. Its specific epithet, lonicera (the Latin term for ‘honeysuckle’) refers to its similarity in appearance to the true honeysuckles, genus Lonicera. less ↑

Platanthera flava is a species of pale-flowered orchid. It has from 10-40 flowers in an inflorescence. In the north of its range, in Canada, this species is particularly associated with shorelines of lakes and rivers, in the seasonally flooded zone. In Nova Scotia, it occurs in wet meadows on seasonally flooded shorelines with rare shoreline species such as Plymouth Gentian. In the south, such as in Texas, it is found in wet savannas and flatwoods. The... less ↑

Juncus tenuis, the slender rush, is a clump-forming, round-stemmed perennial in the Juncaceae (rush family). Slender rush grows to be between 15 and 60 cm tall. Generally considered a weed, it is rarely sold by retailers as a household container plant. Where it is introduced, it is colloquially called path rush, field rush, slender yard rush or wiregrass. less ↑

Viola canadensis is more commonly known as Canadian white violet, Canada violet, tall white violet, or white violet. As its name suggests, it is a species of violet which bears white blooms. The flowers are white, with yellow bases and sometimes streaks of purple. The petals are purple tinged on the backside. The leaves are heart shaped, with coarse, rounded teeth. It is native to Canada and the eastern United States. It is threatened or endangered... less ↑

Hieracium pilosella (syn. Pilosella officinarum), known as mouse-ear hawkweed, is a yellow-flowered species of Asteraceae, native to Europe and northern Asia. It produces single, citrus-coloured inflorescences. It is an allelopathic plant. Like most hawkweed species, it shows tremendous variation and is a complex of several dozens subspecies and hundreds of varieties and forms. less ↑

Hydrilla (Esthwaite Waterweed or Hydrilla) is a genus of aquatic plant, usually treated as containing just one species, Hydrilla verticillata, though some botanists divide it into several species. Synonyms include H. asiatica, H. japonica, H. lithuanica, and H. ovalifolica. It is native to the cool and warm waters of the Old World in Asia, Europe, Africa and Australia, with a sparse, scattered distribution; in Europe, it is reported from Ireland, Great Britain, Germany, and the Baltic... less ↑

Agrimonia striata (Roadside agrimony, Grooved agrimony,Agrimony, Cocklebur, Woodland Agrimony, Woodland grooveburr) is a species of perennial forb belonging to the Rose family (Rosaceae). It grows to about 40in. (1m) producing a dense cluster (raceme) of 5-parted yellow flowers on a hairy stalk above pinnately-divided leaves. It is native to the United States, Canada, and Saint Pierre and Miquelon. less ↑

Anemone multifida is a species of flowering plant in the buttercup family known by the common names cutleaf anemone,Pacific anemone and globe anemone. It is native to northern North America from Alaska to New York and as far south as Arizona and New Mexico. It is also known from parts of South America. This is a perennial herb which is quite variable in appearance, especially across varieties. It grows from a branching caudex to heights from... less ↑

Astragalus canadensis is a common and widespread member of the milkvetch genus in the legume family, known commonly as Canadian milkvetch. The plant is found throughout Canada and the United States in many habitats including wetlands, woodlands, and prairies. It sends out several thin, erect, green stems, bearing leaves that are actually made up of pairs of leaflets, each leaflet up to 3 centimeters in length. It has inflorescences of tubular, greenish-white flowers which yield beanlike... less ↑

Boechera stricta (syn. Arabis drummondii, Boechera drummondii, Turritis stricta) is a species of flowering plant in the mustard family known by the common name Drummond's rockcress. It is native to much of North America, including most of Canada, and the western and northeastern United States. It can be found in many habitat types, including disturbed areas. It is a biennial or perennial herb growing one or more erect stems from a small caudex. The stems may... less ↑

Brasenia is a genus belonging to the family Cabombaceae, consisting of one extant species widely distributed in warm temperate and tropical regions of the world. Brasenia is an perennial aquatic plant with floating, peltate leaves and rhizomatous stems. It is identified by its bright green leaves, small purple flowers that bloom from June through September, and a thick mucilage that covers all of the underwater organs, including the underside of the leaves, stems, and developing buds.... less ↑

Carex arcta is a species of sedge known by the common name northern cluster sedge. It is native to northern North America including most of Canada and northern parts of the United States. It grows in wet areas, especially in coniferous forests. This sedge produces dense clumps of erect stems up to about 80 centimetres (31 in) high. The leaves are pale green to grayish, flat, and have reddish or purple-dotted sheaths at the base, and they... less ↑

Carex buxbaumii is a species of sedge known by the common name Buxbaum's sedge. It is native to much of the northern Northern Hemisphere, from Alaska to Greenland to Eurasia and including most of Canada and the United States. It grows in wet habitat, such as marshes and fens. This sedge grows in clumps from long rhizomes. The stems are 75 to 100 centimeters in maximum height. The leaves are narrow and small. The inflorescence has... less ↑

Cinna latifolia is a species of grass known by the common name drooping woodreed. It is a native bunchgrass to the Northern Hemisphere, where it has a circumboreal distribution. It grows in moist habitat, such as forest understory and riverbanks. It reaches nearly two meters in maximum height. The inflorescence is an open array of spikelets generally green to purple-tinted in color. It flowers in late summer and fall. less ↑

Dasiphora fruticosa (shrubby cinquefoil; syn. Potentilla fruticosa L., Pentaphylloides fruticosa (L.) O.Schwarz) is a species of hardy deciduous flowering shrub in the genus Dasiphora (formerly Potentilla) of the family Rosaceae, native to the cool temperate and subarctic regions of the northern hemisphere, often growing at high altitudes in mountains. less ↑

Daucus carota (common names include wild carrot, (UK) bird's nest, bishop's lace, and Queen Anne's lace (North America)) is a flowering plant in the family Apiaceae, native to temperate regions of Europe, southwest Asia and naturalised to North America and Australia. Domesticated carrots are cultivars of a subspecies, Daucus carota subsp. sativus. less ↑

Dulichium is a monotypic genus of sedge containing the single species Dulichium arundinaceum, which is known by the common name threeway sedge. This is an aquatic or semi-aquatic plant of the lakes, streams, and ponds of North America. It has a wide distribution, covering much of the continent. It has a thick rhizome system and grows to heights approaching a meter. It is reminiscent of bamboo in appearance when new, growing bright green erect stalks in... less ↑

Eleocharis quinqueflora is a species of spikesedge known by the common name fewflower spikerush. This plant has a circumboreal distribution and is also found in the southern half of the United States, as well as Chile. It is a resident of wet meadows, bogs, hot springs, and other moist places. This is a rhizomatous perennial approaching a maximum height of 40 centimeters. The thin, flattened stems are surrounded by papery reddish to green leaf sheaths and... less ↑

Fallopia japonica, commonly known as Japanese knotweed, is a large, herbaceous perennial plant of the family Polygonaceae, native to Eastern Asia in Japan, China and Korea. In North America and Europe the species is very successful and has been classified as an invasive species in several countries. Japanese knotweed has hollow stems with distinct raised nodes that give it the appearance of bamboo, though it is not closely related. While stems may reach a maximum height... less ↑

Fallopia sachalinensis (Giant Knotweed or Sakhalin Knotweed Japanese オオイタドリ ooitadori, Russian Горец сахалинский, Гречиха сахалинская; syn. Polygonum sachalinense F.Schmidt, Reynoutria sachalinensis (F.Schmidt) Nakai) is a species of Fallopia native to northeastern Asia in northern Japan (Hokkaidō, Honshū) and the far east of Russia (Sakhalin and the southern Kurile Islands). less ↑

The Virginia strawberry, wild strawberry, or common strawberry (Fragaria virginiana) is one of two species of strawberry that were hybridized to create the modern domesticated garden strawberry. Its natural range is confined to North America, in the United States (including Alaska) and Canada, although a popular variety called "Little Scarlet" is grown only in Great Britain, having been imported from the United States in the early 1900s. less ↑

Heteranthera dubia is a species of aquatic plant known by the common names water stargrass and grassleaf mudplantain. It is native to North and Central America where it is widespread from Canada to Guatemala. It lives submersed in freshwater such as rivers and lakes. It is quite variable in appearance. The leaves are different sizes and shapes across individuals, partly genetic variation and partly response to water conditions, for example, the speed and turbulence of surrounding... less ↑

The common mare's tail, Hippuris vulgaris (from greek: ἵππος — horse and οὐρά — tail), is a common aquatic plant of Eurasia and North America ranging from Greenland to the Tibetan Plateau to Arizona. It prefers non-acidic waters. The species is also sometimes called horsetail, a name which is better reserved to the horsetails of genus Equisetum. These are unrelated to H. vulgaris, although there is some resemblance in appearance. less ↑

Lactuca biennis is a species of wild lettuce known by the common names tall blue lettuce and blue wood lettuce. It is native to the eastern half of the United States and Canada, but it can also be found in much of the western half as an introduced species. This is a biennial herb in the daisy family growing from a taproot to heights anywhere from one half to four meters. There are deeply lobed, toothed... less ↑

Lathyrus palustris is a species of wild pea known by the common name marsh pea. It is native to Europe, Asia, and North America. It is a perennial herb with leaves made up of oval-shaped or oblong leaflets a few centimeters long. It has branched, coiled tendrils. The plant bears an inflorescence of 3 to 6 pinkish purple or white pea flowers each up to two centimeters wide. The fruit is a dehiscent legume pod. less ↑

Lindernia dubia is a species of flowering plant known by the common names yellowseed false pimpernel and moist bank pimpernel. It is a member of the "new" plant family Linderniaceae, and it is sometimes treated as a member of the families Scrophulariaceae and Plantaginaceae. It is native to much of the Americas from Canada to Chile, and it can be found on other continents as an introduced species. It grows in wet habitat, such as riverbanks,... less ↑

Linnaea is a plant genus which has often been classified in the family Caprifoliaceae (the Honeysuckle family) but may be more accurately considered to belong to its own family, Linnaeaceae. The genus includes a single, generally boreal to subarctic woodland subshrub species, Linnaea borealis, commonly known as Twinflower (sometimes written Twin Flower). less ↑

The Japanese honeysuckle (Lonicera japonica; Suikazura スイカズラ／吸い葛 in Japanese; Jinyinhua in Chinese; 忍冬 in Chinese and Japanese) is a species of honeysuckle native to eastern Asia including China, Japan and Korea. It is a twining vine able to climb up to 10 metres (33 ft) high or more in trees, with opposite, simple oval leaves 3–8 centimetres (1.2–3.1 in) long and 2–3 centimetres (0.79–1.2 in) broad. The flowers are double-tongued, opening white and fading to yellow, and sweetly vanilla... less ↑

Lonicera tatarica is a species of honeysuckle known by the common name Tatarian honeysuckle. It is native to Siberia and other parts of eastern Asia, but it is probably better known in North America, where it is a widespread introduced species and noxious weed. This plant, one of several exotic bush honeysuckles present in North America, was introduced as an ornamental plant in 1752. It is known across the continent west to Alaska and California, where... less ↑

Lysimachia thyrsiflora, commonly known as tufted loosestrife, is a plant in the genus Lysimachia. It is native to large sections of the northern Northern Hemisphere, including Eurasia and North America. It often grows in marshes, shorelines of lakes and ponds and occasionally along streams. It is an erect perennial herb growing up to 80 centimeters tall and bearing yellow flowers, sometimes dotted with purple. It may be confused with Purple Loosestrife when not blooming but can... less ↑

Mentha canadensis (syn. M. arvensis var. canadensis) is a species of mint. The flowers are bluish or a slight violet tint. The plant is upright about 4 inches (10 cm) to 18 inches (46 cm) tall. Leaves grow opposite from each other, and flower bunches appear at the upper leaf axil. The mint grows in wet areas but not directly in water, so it will be found near sloughs, lake and river edges. Flowers bloom from July to... less ↑

Menyanthes is a monotypic genus of flowering plant in the family Menyanthaceae containing the single species Menyanthes trifoliata. The name Menyanthes comes from the Greek words menyein, meaning "disclosing", and anthos, meaning "flower", in reference to the sequential opening of flowers on the inflorescence. The North American form is often referred to as M. trifoliata var. minor Michx. It is known in English by the common names bog-bean and buckbean. less ↑

Minuartia rubella is a species of flowering plant in the pink family known by several common names, including beautiful sandwort, Arctic sandwort, and boreal stitchwort. It has a circumboreal distribution, occurring throughout the northernmost Northern Hemisphere from the Arctic Circle on the Arctic tundra into the alpine climates of mountainous areas in temperate Eurasia and North America. It grows in rocky, moist, often barren habitat, including gravelly, sparsely vegetated slopes with little organic matter. It is... less ↑

Nuphar polysepala (the yellow pond-lily; syn. Nuphar polysepalum orth. err., Nuphar lutea subsp. polysepala (Engelm.) E.O.Beal) is a species of Nuphar native to western North America. The name Nuphar is Greek for "water-lily" and polysepala means many sepals. It is commonly found in shallow muddy ponds from northern Alaska and Yukon southward to central California and northern New Mexico, and can be recognized easily by its large floating leaves and bright yellow blossoms. less ↑

Nymphoides peltata (syn. Villarsia nymphaeoides, Fringed Water-lily, Yellow Floating-heart, Water Fringe) is an aquatic plant of the family Menyanthaceae native to Eurasia. It has cordate floating leaves that support a lax inflorescence of yellow flowers with fringed petal margins. The fruit is a capsule bearing many flattened seeds with stiff marginal hairs. less ↑

Persicaria amphibia (syn. Polygonum amphibium) is a species of flowering plant in the knotweed family known by several common names, including longroot smartweed, water knotweed, water smartweed, and amphibious bistort. It is native to much of North America, Asia, Europe, and parts of Africa, and it is known elsewhere as an introduced species and sometimes a noxious weed. less ↑

Polygonum pensylvanicum (syn. Persicaria pensylvanica) is a species of flowering plant in the buckwheat family, Polygonaceae. It is native to parts of North America, where it is widespread in Canada and the United States. It has also been noted as an introduced species in parts of Europe and South America. Common names include Pennsylvania smartweed and pinkweed. less ↑

Poa compressa (Canada bluegrass or flattened meadowgrass) is a perennial flattened meadow grass, similar to Common Meadow-grass, Poa pratensis. It is native to Europe but it can be found nearly worldwide as an introduced species. It grows in old wall tops, pavement cracks, dry stony grassland, and many types of wild habitat. It has a flattened stem, 23–30 cm tall, a close one sided panicle of grey green, with purple florets. less ↑

Pyrola asarifolia, commonly known as Bog Wintergreen, Liverleaf Wintergreen or Pink Wintergreen, is a plant species of the genus Pyrola native to western North America. It is found primarily on forest margins at mid latitude in the Pacific Northwest and northern California. It is so named simply because its leaves maintain their green color through winter. less ↑

Salix planifolia is a species of willow known by the common names planeleaf willow, diamondleaf willow, and tea-leafed willow. It is native to northern and western North America, including most of Canada and the western United States. It grows in many types of arctic and alpine habitats in the north, and mountainous areas in the southern part of its range. less ↑

Common skullcap, Scutellaria galericulata, also known as marsh skullcap or hooded skullcap, is a hardy perennial herb native to northern areas of the Northern Hemisphere, including Europe, Asia, and much of North America. It is a member of the mint family. The form is upright and is usually 20 to 45 centimeters in height, sometimes reaching up to 80. It is a wetland-loving species and grows along fens and shorelines. The blue flowers are 1 to... less ↑

Sparganium natans is a species of bur-reed known by the common name small bur-reed. It is a water plant native to high elevation lakes and marshes of Canada and the northern United States. It is usually found submersed in shallow, calm water. This bur-reed has thin, flexible, grasslike leaves which float in the water. Plants that spend more time out of water at the waterline are tougher and have shorter leaves. The plant bears two inflorescences,... less ↑

Tragopogon pratensis (common names Meadow Salsify, Showy Goat's-beard, Meadow Goat's-beard or Jack-go-to-bed-at-noon) is a biannual plant in the Asteraceae family, distributed across Europe and North America, commonly growing in fields (hence its name) and on roadsides. It is found from in North America from southern Ontario to Massachusetts; most of England; on the eastern and southern edges of Scotland; and central Ireland but not the coastal edges. less ↑

Trifolium arvense is a species of clover. It may also be known as haresfoot clover, rabbitfoot clover, stone clover, hare's-foot clover or oldfield clover. This species of clover is native to most of Europe, excluding the Arctic zone, and western Asia, in plain or mid-mountain habitats up to 1,600 metres (5,200 ft) altitude. It grows in dry sandy soils, both acidic and alkaline, typically found at the edge of fields, in wastelands, at the side of roads,... less ↑

Arabis glabra, or tower mustard, is a tall, slim, grey-green plant with small creamy flowers at the top of the stem. It usually grows on poor chalky or sandy soils, in open situations. It is native to Europe, Asia, and North Africa, and it is widespread in North America where it is also probably native. It can be found in many other parts of the world as an introduced species. less ↑

Veratrum viride (Indian Poke, Indian Hellebore, False Hellebore, Green False Hellebore) is a species of Veratrum native to eastern and western (but not central) North America. It is extremely toxic, and is considered a pest plant by farmers with livestock. The species has acquired a large number of common names within its native range, including American False Hellebore, American White Hellebore, Bear Corn, Big Hellebore, Corn Lily, Devils Bite, Duck Retten, Indian Hellebore, Itch-weed, Itchweed, Poor... less ↑

Wild rice (also called Canada rice, Indian rice, and water oats) are four species of grasses forming the genus Zizania, and the grain which can be harvested from them. The grain was historically gathered and eaten in both North America and China. While it is now a delicacy in North America, the grain is eaten less in China,:165 where the plant's stem is used as a vegetable. less ↑