Solidago, commonly called goldenrods, is a genus of about 100 to 120 species of flowering plants in the family Asteraceae. Most are herbaceous perennial species found in open areas such as meadows, prairies, and savannas. They are mostly native to North America, including Mexico; a few species are native to South America and Eurasia. Some American species have also been introduced into Europe and other parts of the world.
Cirsium is a genus of perennial and biennial flowering plants in the Asteraceae, one of several genera known commonly as thistles. They are more precisely known as plume thistles. These differ from other thistle genera in having a seed with a pappus of feathered hairs on their achenes. The other genera have a pappus of simple unbranched hairs.
Helianthus is a genus comprising around 70 species of annual and perennial flowering plants in the daisy family Asteraceae commonly known as sunflowers. Except for three South American species, the species of Helianthus are native to North America and Central America. The best-known species is the common sunflower. This and other species, notably Jerusalem artichoke, are cultivated in temperate regions and some tropical regions, as food crops for humans, cattle, and poultry, and as ornamental plants. The species H. annuus typically grows during the summer and into early fall, with the peak growth season being mid-summer.
Hulsea is a small genus of North American flowering plants in the family Asteraceae known commonly as alpinegold.
Hymenopappus filifolius is a North American species of flowering plant in the daisy family known by the common names fineleaf hymenopappus and Columbia cutleaf. It is native to western and central North America from Alberta and Saskatchewan south as far as Chihuahua and Baja California.
Carphephorus is a genus of North American plants in the family Asteraceae. They are native to the southeastern United States from Louisiana to Virginia. Plants of this genus are known commonly as chaffheads.
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.
Pycnanthemum is a genus of herbaceous plants in the mint family (Lamiaceae). Species in this genus are often referred to as "mountain mints" and they often have a minty or thyme-like aroma when crushed. All species of Pycnanthemum are native to the United States and Canada. The center of diversity for the genus is North Carolina with 13 of the 20 species having been collected therein. Nineteen of the 20 species of Pycnanthemum occur in the Eastern US and Canada, and one disjunct species occurs in California and Oregon.
Solidago houghtonii is a rare North American species of flowering plant in the family Asteraceae known as Houghton's goldenrod. It is native to southern Ontario, Canada and the northern United States. It is threatened by the loss and degradation of its habitat. It is a federally listed threatened species of the United States and it is designated a species of special concern by Canada's Committee on the Status of Endangered Wildlife in Canada.
Solidago verna is a species of flowering plant in the aster family known by the common names springflowering goldenrod and spring goldenrod. It is native to North Carolina and South Carolina in the United States.
Bidens discoidea, the small beggarticks, is a North American species of flowering plant in the family Asteraceae. It is widespread across eastern Canada and the eastern and central United States, from Nova Scotia west to Minnesota, south to Florida and Texas.
Brickellia eupatorioides, or false boneset, is a North American species of flowering plants in the family Asteraceae. It is widespread in Mexico from Chihuahua to Oaxaca, and in all regions of the contiguous United States except New England, New York, and the West Coast.
Carphephorus corymbosus, the Florida paintbrush or coastal plain chaffhead, is a species of North American plants in the family Asteraceae. They are native to the southeastern United States in the States of Florida, Georgia, and South Carolina.
Carphephorus pseudoliatris, the bristleleaf chaffhead , is a species of North American plants in the family Asteraceae. They are native to the southeastern United States in the states of Florida, Georgia, Alabama, Mississippi, and Louisiana.
Carphephorus bellidifolius, the sandy-woods chaffhead, is a species of North American plants in the family Asteraceae. They are native to the southeastern United States in the States of Virginia, Georgia, North Carolina, and South Carolina.
Carphephorus odoratissimus, common name vanillaleaf, is a species of North American plants in the family Asteraceae. This species is native to the southeastern United States, including the states of Georgia, North Carolina, South Carolina, Alabama, Mississippi, Louisiana, and Florida.
Helianthus radula is a North American species of sunflower known by the common name rayless sunflower or pineland sunflower. It is native to the southeastern United States from eastern Louisiana to South Carolina.
Solidago lancifolia, known as lance-leaf goldenrod, is a rare North American plant in the family Asteraceae. It is found only in the Appalachian Mountains of Virginia, Tennessee, and North Carolina.
Lactuca graminifolia, the grassleaf lettuce is a North American species of wild lettuce. It grows in Mexico, Central America, Hispaniola, and the southern United States from Arizona to Florida, Virginia and the Carolinas.
Carphephorus paniculatus, commonly known as the hairy chaffhead, is a species of flowering plant native to parts of the southeastern United States. A perennial dicot, it reaches a height of 3 feet.
