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Knotweeds, Smartweeds, and Waterpeppers - Photo (c) jehaziel, some rights reserved (CC BY-NC) CC
Knotweeds, Smartweeds, and Waterpeppers (Genus Persicaria) Info
Persicaria is a genus of herbaceous flowering plants in the knotweed family, Polygonaceae. Plants of the genus are known commonly as knotweeds:436 or smartweeds. It has a cosmopolitan distribution, with species occurring nearly worldwide. The genus was segregated from Polygonum. (Wikipedia)
Bonesets - Photo (c) Cynthia Su, some rights reserved (CC BY), uploaded by Cynthia Su CC
Bonesets (Genus Eupatorium) Info
Eupatorium is a genus of flowering plants in the aster family, Asteraceae, containing from 36 to 60 species depending on the classification system. Most are herbaceous perennial plants growing to 0.5–3 m tall. A few are shrubs. The genus is native to temperate regions of the Northern Hemisphere. Most are commonly called bonesets, thoroughworts or snakeroots. The genus is named for Mithridates Eupator, king of Pontus. (Wikipedia)
Snakeroots - Photo (c) Alfredo Tapia Tapia, some rights reserved (CC BY-NC), uploaded by Alfredo Tapia Tapia CC
Snakeroots (Genus Ageratina) Info
Ageratina (snakeroot) is a genus of more than 330 perennials and rounded shrubs in the family Asteraceae. (Wikipedia)
White Snakeroot - Photo (c) Dan Mullen, some rights reserved (CC BY-NC-ND) CC
White Snakeroot (Ageratina altissima) Info
Ageratina altissima, also known as white snakeroot, richweed, white sanicle, or tall boneset, is a poisonous perennial herb in the family Asteraceae, native to eastern and central North America. An older binomial name for this species is Eupatorium rugosum, but the genus Eupatorium has undergone taxonomic revision by botanists, and a number of the species that were once included in it have been moved to other genera. (Wikipedia)
Pacific Sanicle - Photo no rights reserved, uploaded by davidbroadland CC
Pacific Sanicle (Sanicula crassicaulis) Info
Sanicula crassicaulis is a species of flowering plant in the parsley family 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... (Wikipedia)
Black Snakeroot - Photo (c) Paul Marcum, some rights reserved (CC BY-NC), uploaded by Paul Marcum CC
Black Snakeroot (Sanicula canadensis) Info
Sanicula canadensis, the Canadian blacksnakeroot, is a native plant of North America and a member of family Apiaceae. It is biennial or periennial, 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... (Wikipedia)
Crofton Weed - Photo (c) Ixitixel, some rights reserved (CC BY-SA) CC
Crofton Weed (Ageratina adenophora) Info
Ageratina adenophora, commonly known as crofton weed or sticky snakeroot, is a species of flowering plant in the daisy family native to Mexico and Central America. Originally grown as an ornamental plant, it has become invasive into farmland and bushland worldwide. It is toxic to horses, who develop respiratory disease after eating it. (Wikipedia)
Clustered Sanicle - Photo (c) Paul Marcum, some rights reserved (CC BY-NC), uploaded by Paul Marcum CC
Clustered Sanicle (Sanicula odorata) Info
Sanicula odorata, commonly called the clustered blacksnakeroot, is a flowering plant in the carrot family. It is native to eastern North America where it is widespread. 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. (Wikipedia)
Shrubby Boneset - Photo (c) hanc_botanybattalion, all rights reserved, uploaded by hanc_botanybattalion C
Shrubby Boneset (Ageratina havanensis) Info
Ageratina havanensis, the Havana snakeroot or white mistflower, is a species of flowering shrub in the sunflower family, native to Texas, Cuba, and northeastern and east-central Mexico (Veracruz, Tamaulipas, Coahuila, Nuevo León, Hidalgo, San Luis Potosí, Puebla, Guanajuato, Querétaro). Unlike many other species of Ageratina, it is evergreen. (Wikipedia)
Maryland Sanicle - Photo (c) Superior National Forest, some rights reserved (CC BY) CC
Maryland Sanicle (Sanicula marilandica) Info
Sanicula marilandica, the Maryland sanicle or Maryland black snakeroot, is a flowering plant widespread in North America but rare along the Pacific coast of the continent and Texas. Sanicula marilandica is listed as Sensitive in Washington state. (Wikipedia)
Virginia Snakeroot - Photo (c) Patrick Coin, some rights reserved (CC BY-NC-SA) CC
Virginia Snakeroot (Aristolochia serpentaria) Info
Aristolochia serpentaria is a species of perennial flowering plant in the Aristolochiaceae (birthwort) family. The species is commonly known as Virginia snakeroot and is native to eastern North America, from Connecticut to southern Michigan and south to Texas and Florida. (Wikipedia)
Seneca Snakeroot - Photo (c) Mark Kluge, some rights reserved (CC BY-NC), uploaded by Mark Kluge CC
Seneca Snakeroot (Polygala senega) Info
Polygala senega is a species of flowering plant in the milkwort family, Polygalaceae. It is native to North America, where it is distributed in southern Canada and the central and eastern United States. Its common names include Seneca snakeroot, senega snakeroot, senegaroot, rattlesnake root, and mountain flax. Its species name honors the Seneca people, a Native American group who used the plant to treat snakebite. (Wikipedia)
Tuberous Sanicle - Photo (c) Don Rideout, some rights reserved (CC BY-NC), uploaded by Don Rideout CC
Tuberous Sanicle (Sanicula tuberosa) Info
Sanicula tuberosa is a species of flowering plant in the parsley family known by the common name turkey pea. It is native to western North America from Oregon through California to Baja California, where it can be found in many types of habitat, including chaparral, forests, and woodlands. It is variable in appearance. In general, it is a perennial herb producing a slender stem up to 80 centimeters long from a small, spherical tuber no more... (Wikipedia)
Sampson's Snakeroot - Photo (c) Royal Tyler, some rights reserved (CC BY-NC-SA), uploaded by Royal Tyler CC
Sampson's Snakeroot (Orbexilum pedunculatum) Info
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. (Wikipedia)
Southwestern Pipevine - Photo (c) Sally Larson, all rights reserved, uploaded by Sally Larson C
Southwestern Pipevine (Aristolochia watsonii) Info
Aristolochia watsonii (Watson's Dutchman's pipe, southwestern pipevine, Indian root, snakeroot) is a perennial plant in the birthwort family (Aristolochiaceae), found growing among plants of the Arizona Uplands in the Sonoran Desert.:138 The plant is inconspicuous,:138 small and hard to spot, but can be found by following the pipevine swallowtail (blue swallowtail, Battus philenor) which lays eggs on it. (Wikipedia)
Hammock Snakeroot - Photo (c) strgzzr, all rights reserved, uploaded by strgzzr C
Hammock Snakeroot (Ageratina jucunda) Info
Ageratina jucunda, called the Hammock snakeroot, is a North American species of plants in the sunflower family. It is found only in the southeastern United States, in the states of Georgia and Florida. (Wikipedia)
Western Snakeroot - Photo (c) Patricia (Patty) Chan, all rights reserved, uploaded by Patricia (Patty) Chan C
Western Snakeroot (Ageratina occidentalis) Info
Ageratina occidentalis is a species of flowering plant in the daisy family known by the common name western snakeroot or western eupatorium. It is native to the western United States where it grows in several types of habitat. It is found in California, Oregon, Washington, Idaho, Montana, Nevada, and Utah. (Wikipedia)
Osceola's Plume - Photo (c) Patrick Coin, some rights reserved (CC BY-NC) CC
Osceola's Plume (Stenanthium densum) Info
Stenanthium densum is a poisonous but spectacular monocot wildflower native to pine barrens of the eastern United States. Stenanthium leimanthoides is either treated as a synonym of this species or as a separate species. It is known variously as Osceola's plume, crowpoison, or black snakeroot. (Wikipedia)
Smaller White Snakeroot - Photo (c) Milo Pyne, all rights reserved C
Smaller White Snakeroot (Ageratina aromatica) Info
Ageratina aromatica, also known as lesser snakeroot and small-leaved white snakeroot, is a North American species of plants in the sunflower family. It is widespread and common across much of the eastern and southern United States from Louisiana to Massachusetts, as far inland as Kentucky and Ohio. (Wikipedia)
Desert Ageratina - Photo (c) faerthen, some rights reserved (CC BY-NC), uploaded by faerthen CC
Desert Ageratina (Ageratina herbacea) Info
Ageratina herbacea is a North American species of flowering plants in the daisy family known by the common names fragrant snakeroot and Apache snakeroot. It is native to desert regions (Sonoran, Mojave, and Chihuahuan Deserts) of the southwestern United States (southeastern California, southern Nevada, southern Utah, Colorado, Arizona, New Mexico, western Texas) and northern Mexico (Baja California, Chihuahua, Coahuila, Sonora). It grows in rocky slopes in conifer fore (Wikipedia)
Small's Sanicle - Photo (c) Milo Pyne, some rights reserved (CC BY-NC), uploaded by Milo Pyne CC
Small's Sanicle (Sanicula smallii) Info
Sanicula smallii is a flowering plant known by the common name Small's blacksnakeroot. It is found throughout the southeastern United States and in the Great Smoky Mountains National Park. (Wikipedia)
Indian Snakeroot - Photo (c) Lokesha K, all rights reserved, uploaded by Lokesha K C
Indian Snakeroot (Rauvolfia serpentina) Info
Rauvolfia serpentina, Indian snakeroot or devil pepper is a species of flower in the family Apocynaceae. It is native to the Indian subcontinent and East Asia (from India to Indonesia). (Wikipedia)