Astragalus is a large genus of over 3,000 species of herbs and small shrubs, belonging to the legume family Fabaceae and the subfamily Faboideae. It is the largest genus of plants in terms of described species. The genus is native to temperate regions of the Northern Hemisphere. Common names include milkvetch, locoweed and goat's-thorn. Some pale-flowered vetches are similar in appearance, but they are more vine-like than Astragalus.
Packera is a genus of about 75 species of plants in the daisy family, Asteraceae. Most species are commonly called ragworts or grounsels. Its members were previously included in the genus Senecio, but were moved to a different genus based on chromosome numbers, a variety of morphological characters, and molecular phylogenetic evidence.
Triodanis is a genus of flowering plants within the family Campanulaceae, native to North and South America. Venus' looking-glass is a common name for plants in this genus.
Shepherdia argentea, commonly called silver buffaloberry, bull berry, or thorny buffaloberry, is a species of Shepherdia in the Oleaster family.
Aconitum columbianum is a species of flowering plant in the buttercup family known by the common names Columbian monkshood or western monkshood.
Colias philodice, the common sulphur or clouded sulphur, is a North American butterfly in the family Pieridae, subfamily Coliadinae.
Astragalus agrestis is a species of milkvetch known by the common names purple milkvetch, purple loco, and field milkvetch. It is native to much of western and northern North America from most of Canada to the southwestern United States, as well as eastern Asia. It grows in vernally moist areas such as meadows, and is often found in sagebrush.
Astragalus lentiginosus var. pseudiodanthus, synonym Astragalus pseudiodanthus, is a variety of the species Astragalus lentiginosus, a milkvetch. It is known by the common name Tonopah milkvetch. It is native to the Great Basin deserts of Nevada and eastern California, such as the Tonopah area, where it grows in sandy habitat.
Orbexilum, commonly called leather-root, is a genus of flowering plants in the legume family (Fabaceae). They are native to North America, where they are found in the United States and Mexico, south to Chiapas.
Astragalus missouriensis is a species of flowering plant in the legume family known by the common name Missouri milkvetch. It is native to central North America, where it is common and widespread.
Sisymbrium linifolium, synonyms including Schoenocrambe linifolia, is a species of flowering plant in the mustard family, known by the common names flaxleaf plainsmustard, skeleton mustard, and Salmon River plains-mustard. It is native to western North America, where it can be found from British Columbia east of the Cascade Range to Saskatchewan in Canada and south to Arizona and New Mexico in the United States. An "extremely common" plant, it is most abundant in the Columbia, Great, and Colorado Basins.
Astragalus molybdenus is a species of flowering plant in the legume family known by the common names Leadville milkvetch and molybdenum milkvetch. It is endemic to Colorado in the United States. If the separate species Astragalus shultziorum and Astragalus lackschewitzii are included in A. molybdenum the range expands into Wyoming and Montana.
Cyclachaena xanthiifolia, known as giant sumpweed, or rag sumpweed is a North American plant species in the sunflower family, Asteraceae. It is the only species in the genus Cyclachaena. Giant sumpweed is believed to be native to the Great Plains but is now found across much of southern Canada and the contiguous United States, though rarely in the Southeast.
Leucospora multifida, known variously as Obi-Wan conobea, narrow-leaved paleseed, cliff conobea, cut-leaved conobea, or much-cleft conobea, is an annual herb in the plantain family, Plantaginaceae, and the only species in the North American genus Leucospora.
Astragalus cibarius, commonly called the browse milkvetch, is a species of plant in the legume family.
Astragalus distortus is a species of flowering plant in the legume family known by the common name Ozark milkvetch. It is found in the central United States. Missouri has a wide distribution of this plant, but is uncommon or absent in the northwestern and southeastern sections of the state. The species is subdivided into two varieties, neither of which is particularly common. There is no vine on the plant in Missouri, and it has small, purple inflorescences. Identifying characteristics include its small size, non-vining habit, and its inflorescences. It is a perennial herb. Its habitats include prairies and savannas.
Hypericum tenuifolium, known as Atlantic St. John's-wort and sandhill St. John's-wort, is a species of flowering plant in the St. John's wort family, Hypericaceae. It is native to the Southeastern United States.
Asclepias lanuginosa, the woolly milkweed or sidecluster milkweed, is a species of flowering plant in the dogbane family, Apocynaceae, native to central Canada and the upper Midwest United States. It was described in 1818. It is a perennial herb that grows 6–12 inches (15–30 cm) tall.
Astragalus crassicarpus, known as ground plum or buffalo plum, is a perennial species of flowering plant in the legume family, Fabaceae, native to North America. It was described in 1813. The fruit is edible and was used by Native Americans as food and horse medicine. It is a host of afranius duskywing larvae. It is also known as groundplum milkvetch and pomme de prairie.
Symphyotrichum divaricatum is an annual and herbaceous plant commonly known as southern annual saltmarsh aster. It is native to the southern United States and some northern states of Mexico.
