Viola is a genus of flowering plants in the violet family Violaceae. It is the largest genus in the family, containing between 525 and 600 species. Most species are found in the temperate Northern Hemisphere; however, some are also found in widely divergent areas such as Hawaii, Australasia, and the Andes.
Viola odorata is a species of flowering plant in the viola family, native to Europe and Asia. This small hardy herbaceous perennial is commonly known as wood violet, sweet violet, English violet, common violet, florist's violet, or garden violet. It has been introduced into North America and Australia.
Veronica persica is a flowering plant in the family Plantaginaceae. It is native to Eurasia and is widespread as an introduced species in the British Isles, North America, eastern Asia, including Japan and China, and Australia and New Zealand.
Viola pubescens, commonly called the downy yellow violet, is a plant species of the genus Viola and is classified within the subsection Nudicaules of section Chamaemelanium. It is a widespread North American violet found in rich, mesic woodlands, and sometimes in meadows, from Minnesota and Ontario east to Nova Scotia and south to Virginia. V. pubescens produces two different types of flowers during the season, including chasmogamous flowers in the early spring and cleistogamous flowers summer through fall.
Viola appalachiensis, the Appalachian blue violet, also known as Appalachian violet and Henry's violet is a Viola native to the Appalachian Mountains in the Eastern United States.
Viola canadensis is more commonly known as Canadian white violet, Canada violet, tall white violet, or white violet. It is widespread across much of Canada and the United States, from Alaska to Newfoundland, south as far as Georgia and Arizona.
Viola sororia, known commonly as the common blue violet, is a short-stemmed herbaceous perennial plant that is native to eastern North America. It is known by a number of common names, including common meadow violet, purple violet, woolly blue violet, hooded violet, and wood violet. Its cultivar 'Albiflora' has gained the Royal Horticultural Society's Award of Garden Merit.
Viola glabella, the stream violet or pioneer violet, is usually found along streams or in moist woods in northeastern Asia and northwestern North America.
Viola adunca is a species of violet known by the common names hookedspur violet, early blue violet, sand violet, and western dog violet. It is native to meadows and forests of western North America, Canada, and the northern contiguous United States.
Sisyrinchium angustifolium, commonly known as narrow-leaf blue-eyed-grass, is a herbaceous perennial growing from rhizomes, native to moist meadow and open woodland. It is the most common blue-eyed grass of the eastern United States, and is also cultivated as an ornamental.
Dalibarda repens(dewdrop, false violet, star violet, Robin runaway. French Canadian: dalibarde rampante) is a perennial plant in the rose family, native to eastern and central Canada and to the northeastern and north-central United States. It is the only species in the genus Dalibarda, which is closely allied with the genus Rubus. The species is often included in the genus Rubus as Rubus repens (L.) Kuntze. It is fairly easily grown in shady locations in damp to wet, acidic soils, and is frequently used in wildflower and bog gardens as a ground-cover.
Viola pedatifida, known variously as prairie violet, crow-foot violet, larkspur violet, purple prairie violet, and coastal violet, is a perennial herbaceous plant in the Violet family (Violaceae). It is native to Canada and the United States.
Viola lanceolata, commonly known as lance-leaved violet or bog white violet, is a small group of stemless white-flowered violets. It is an ornamental plant in the Violaceae family, part of the genus Viola. It gets its name from its lanceolate leaf shape and from the habitats in which it thrives.
Agalinis paupercula, commonly known as the smallflower false foxglove, is a hemiparasitic annual plant native to the eastern parts of the United States and Canada. Found in open, moist areas, its purple flowers are borne on a 30-to-70-centimeter stem, and bloom in August and September. The species has often been treated as a variety of Agalinis purpurea, the purple false foxglove, and preliminary genetic evidence suggests that the two are, in fact, a single species.
Viola selkirkii is a species of violet known by the common names Selkirk's violet and great-spur violet. It is native throughout the Northern Hemisphere, its distribution circumboreal.
Paronychia argyrocoma, the silvery nailwort, is a plant species native to the eastern United States. It has a disjunct distribution, found in New England and the Appalachian Mountains of the Southeast but not from New York, New Jersey or Pennsylvania in between. The species grows on rocky sites at elevations of 200–1800 m.
Pyrola americana, the American wintergreen, is a plant species native to Canada and the United States. It has been reported from every Canadian province from Newfoundland to Manitoba, as well as from St. Pierre & Miquelon plus the northeastern US from Maine south along the Appalachian Mountains to extreme northeastern Tennessee. It also occurs in all the Great Lakes states and in the Black Hills of South Dakota. It grows in moist forests up to an elevation of 2100 m.
Iris prismatica, the slender blue flag or cubeseed iris, is a plant species native to parts of the southern and eastern United States from Maine south to Alabama, as well as to the Canadian provinces of Ontario and Nova Scotia.
Liparis liliifolia, known as the brown widelip orchid, lily-leaved twayblade, large twayblade, and mauve sleekwort, is a species of orchid native to eastern Canada and the eastern United States. It can be found in a variety of habitats, such as forests, shrublands, thickets, woodlands, and mountains. The orchid is considered globally secure, but it is considered rare or endangered in many northeastern states.
Viola sagittata, commonly called the arrowleaf violet, is a species of flowering plant in the violet family (Violaceae). It is native to the eastern North America in Canada and the United States, where it is widespread. It is found in a variety of natural habitats, but is most common in dry, open communities such as prairies, glades, or woodlands, often in sandy or rocky soil.
