The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae were first described in the year 1740. The number of species in Asteraceae is rivaled only by the Orchidaceae, and which is the larger family is unclear as the quantity of extant species in each family is unknown.
Bidens is a genus of flowering plants in the aster family, Asteraceae. The common names beggarticks, black jack, burr marigolds, cobbler's pegs, Spanish needles, stickseeds, tickseeds and tickseed sunflowers refer to the fruits of the plants, most of which are bristly and barbed, with two sharp pappi at the end. The generic name refers to the same character; Bidens comes from the Latin bis ("two") and dens ("tooth").
Spilanthes is a genus of African and South American plants in the tribe Heliantheae within the family Asteraceae.
Gaillardia pulchella, is a North American species of short-lived perennial or annual flowering plants in the sunflower family.
Liatris, commonly known as gayfeather, is a genus of flowering plants in the tribe Eupatorieae within the family Asteraceae native to North America. Its most common name is blazing star. Some species are used as ornamental plants, sometimes in flower bouquets.
The Heliantheae are the third-largest tribe in the sunflower family (Asteraceae). With some 190 genera and nearly 2500 recognized species, only the tribes Senecioneae and Astereae are larger. The name is derived from the genus Helianthus, which is Greek for sun flower. Most genera and species are found in North America and South America. A few genera are pantropical.
Acmella is a genus of plants in the family Asteraceae, described as a genus in 1807. It is native to the Americas and has been introduced to Asia, Africa, the Pacific islands, and Australia.
Bidens pilosa is an annual species of herbaceous flowering plant in the daisy family Asteraceae. Its many common names include hitch hikers, black-jack, beggarticks, farmer’s friends and Spanish needle, but most commonly referred to as cobblers pegs. It is native to the Americas but is widely distributed as an introduced species in other regions worldwide including Eurasia, Africa, Australia, South America and the Pacific Islands.
Pappobolus is a genus of flowering plant in the family Asteraceae native to the Andes Mountains of Colombia, Ecuador, and Peru.
Barnadesioideae is a subfamily of flowering plants in the aster family, Asteraceae. It comprises a single tribe, the Barnadesieae. The subfamily is endemic to South America. Molecular evidence suggests it is a basal clade within the family, and it is monophyletic.
Garberia is a monotypic genus of flowering plants in the family Asteraceae, containing the single species Garberia heterophylla. It is endemic to Florida in the United States, where it is distributed in the northern and central counties. The plant is known commonly as garberia and Garber's scrub starts.
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.
Portulaca pilosa is a species of flowering succulent plant in the purslane family, Portulacaceae, that is native to the Americas. Its common names include pink purslane, kiss-me-quick and hairy pigweed. Its range extends from the southern United States and the Caribbean as far south as Brazil. It is a succulent with linear leaves and pink flowers.
Squamopappus is a genus of Mesoamerican plants in the tribe Heliantheae within the family Asteraceae.
Luzula pilosa is a species of flowering plant in the rush family Juncaceae with the common name hairy wood-rush. The plant is native to northern Europe and western Asia.
Acmella uliginosa, the marsh para cress, is a species of flowering herb in the family Asteraceae. The plant is native to South America and is naturalized in parts of Asia and Africa.
Chaptalia tomentosa, common name pineland daisy, is a plant species native to the southeastern United States. It has been reported from southern Alabama, Florida, southern Georgia, Louisiana, eastern Texas, southern Mississippi, eastern North Carolina and South Carolina. Some publications report the species from the West Indies as well, but this is based on the assumption that C. azurensis is a synonym of C. tomentosa.
Acmella pusilla, the dwarf spotflower, is a species of flowering herb in the family Asteraceae. The plant is native to South America and is naturalized in the southeastern United States.
Acmella repens is a North American species of flowering plants in the family Asteraceae. The plant is native to the southeastern and south-central United States, primarily in the coastal plain from Texas to North Carolina and in the lower Mississippi Valley from Missouri to Louisiana. There are additional populations in Coahuila in northeastern Mexico.
Bradburia pilosa, the soft goldenaster, is a North American species of flowering plants in the family Asteraceae, native to the south-central United States, primarily the southeastern Great Plains and lower Mississippi Valley, in the states of Texas, Oklahoma, Kansas, Missouri, Arkansas, Louisiana, Tennessee, Mississippi, and Alabama. Additional populations are reported farther east but these appear to be introductions. Its habitats include disturbed roadsides and pine-oak-juniper woods.
