Ranunculus lapponicus, the Lapland buttercup, is distributed all over the arctic, with the exception of northern and eastern Greenland.
Spigelia marilandica, the Indian pink or woodland pinkroot, is a herbacious perennial wildflower in the Loganiaceae family native to inland areas of the Southeastern and Midwestern United States.
Sanicula is a genus of plants in family Apiaceae, the same family to which the carrot and parsnip belong. This genus has about 45 species worldwide, with at least 22 in North America. The common names usually include the terms sanicle or black snakeroot.
Sanicula canadensis, the Canadian blacksnakeroot, is a native plant of North America and a member of family Apiaceae. It is biennial or perennial, and spreads primarily by seed. It grows from 1 to 4.5 feet tall, and is found in mesic deciduous woodlands. The whitish-green flowers with sepals longer than petals, appearing late spring or early summer and lasting for approximately three weeks, are green and bur-like. The bur-like fruit each split into 2 seeds. The species ranges throughout the eastern United States, extending north into Quebec and Ontario, and west into Texas and Wyoming.
Sanicula bipinnata is a species of plant in the family Apiaceae known by the common name poison sanicle. It is endemic to California where it is found in low-elevation mountains and foothills, especially in the hills along the coast. It occurs in the California Coastal Range and Sierra Nevada foothills, including Ring Mountain, California.
Sanicula laciniata is a flowering plant species of in the family Apiaceae. Common names include coastal blacksnakeroot, laceleaf sanicle, and coast sanicle.
Senna marilandica, commonly known as Maryland senna, Maryland wild senna, and wild senna, is a perennial flowering plant in the pea family (Fabaceae) native to the United States. It blooms in the summer with yellow flowers, followed by long seed pods, and can grow up to 2 m (6 ft) tall. It prefers average to wet soil.
Sanicula crassicaulis is a species of flowering plant in the family Apiaceae known by the common names Pacific blacksnakeroot and Pacific sanicle. It is native to the west coast of North America from British Columbia to Baja California, where it can be found in many types of habitat, including mountain slopes, grassland, and woodlands. It is a perennial herb producing a thick stem up to 1.2 meters tall from a taproot. The leaves have blades up to 12 centimeters long which are divided into a few deep lobes and edged with small teeth. The inflorescence is made up of one or more heads of bisexual and male-only flowers with tiny, curving, yellow petals. Each head has approximately five leaflike, lance-shaped bracts at its base. The rounded fruits are a few millimeters long, covered in curving prickles, and borne in small clusters.
Sanicula graveolens is a species of flowering plant in the family Apiaceae known by the common names northern sanicle and Sierra blacksnakeroot. It is native to western North America from British Columbia to Montana to California, and southern South America, including southern Chile. Its habitat includes mountain slopes, forests, and woodlands on serpentine soils. It is a perennial herb producing a slender, branching stem up to half a meter tall from a taproot, with leaves alternate. The lowest leaves have long stalks and are often attached below ground. The upper leaves are smaller, sparse and often sessile. The leaves are compound, the blades each divided into three deeply lobed, toothed leaflets. The herbage is green to purple-tinged to all purple in color. The inflorescence is made up of one or more heads of bisexual and male-only flowers with tiny, curving, yellow petals. Each head has an array of narrow, toothed bracts at its base. The rounded fruits are a few millimeters long, covered in curving prickles, and borne in small clusters.
Sanicula hoffmannii is an uncommon species of flowering plant in the family Apiaceae known by the common names Hoffmann's blacksnakeroot and Hoffmann's sanicle. It is endemic to California, where it is known from the Channel Islands and a few locations in the coastal mountain ranges of the mainland, including the Scott Creek watershed in Santa Cruz County. Its habitat includes coastal hillsides and mountain slopes, sometimes with serpentine soils. It is a perennial herb producing a thick stem up to 90 centimeters tall from a taproot. The green or bluish leaves are compound, the blades each divided into about three lobed, toothed leaflets. The inflorescence is made up of one or more heads of bisexual and male-only flowers with tiny, curving, yellow-green petals.
Sanicula maritima is a rare species of flowering plant in the parsley family known by the common names adobe snakeroot and adobe sanicle.
Sanicula peckiana is an uncommon species of flowering plant in the family Apiaceae known by the common names Peck's blacksnakeroot and Peck's sanicle. It is native to the Klamath Mountains of southern Oregon and far northern California, where it grows in chaparral and woodland habitat, often on serpentine soils. It is a perennial herb growing to a maximum height near 40 centimeters. The leaves are simple or divided into a number of lobes, the edges generally with sharp teeth. The inflorescence is made up of one or more heads of bisexual and male-only flowers with tiny, curving, yellow petals. The fruits are borne singly or in heads of up to five, each fruit covered in bumpy tubercles and sometimes with prickles near the tip.
Sanicula saxatilis is a rare species of flowering plant in the parsley family known by the common names devil's blacksnakeroot and rock sanicle.
Sanicula tracyi is a species of flowering plant in the family Apiaceae known by the common names Tracy's blacksnakeroot and Tracy's sanicle. It is endemic to northwestern California, where it is known from woodlands and coniferous forest in hills and mountains. It is a perennial herb producing a slender stem up to about 60 centimeters tall from a taproot. The leaves are compound, divided into usually three leaflets which are deeply cut into lobes and serrated along the edges. The herbage is green to purple in color. The inflorescence is made up of one or more heads of bisexual and male-only flowers with tiny, curving, yellow petals. The fruits are 2 or 3 millimeters long, each fruit covered in bumpy tubercles and sometimes with prickles near the tip.
Sanicula mariversa is a rare species of flowering plant in the family Apiaceae known by the common name Waianae Range black-snakeroot. It is endemic to Hawaii, where it is known only from the Waianae Mountains on the island of Oahu. It is threatened by the degradation of its habitat. It is a federally listed endangered species of the United States.
Phacelia covillei is a North American species of annual forbs in the borage family. It is native to the eastern and central United States in scattered locations from Missouri to Maryland and North Carolina.
Orbexilum pedunculatum, commonly known as Sampson's snakeroot, is a species of flowering plant in the legume family. It is native primarily to the Southeastern United States where it is found in prairies and savannas, often in acidic soil. It is a perennial that produces racemes of flowers in early summer.
Sanicula odorata, commonly called the clustered blacksnakeroot, is a flowering plant in the family Apiaceae. It is native and widespread in eastern North America. It grows in nutrient-rich woods, often in mesic forests and bottomlands. It is able to tolerate somewhat degraded habitats, and is not considered a particularly conservative species.
Valeriana pauciflora, commonly called the largeflower valerian, is a plant species in the Caprifoliaceae. It is native to the Eastern United States, where it is found in the regions of the Interior Low Plateau, the Ohio River drainage, and the Potomac River Valley. In this region, it is found in very nutrient-rich, mesic forest communities, often in stream valleys or lower slopes.
