Symphyotrichum is a genus of over 100 species and naturally occurring hybrids of herbaceous annual and perennial plants in the composite family Asteraceae, most which were formerly treated within the genus Aster. The majority are endemic to North America, but several also occur in the West Indies, Central and South America, as well as in eastern Eurasia. Several species have been introduced to Europe as garden specimens, most notably New England aster and New York aster.
Symphyotrichum campestre is a species of flowering plant of the family Asteraceae commonly known as western meadow aster. It is native to much of western North America where it grows in many habitats, generally at some elevation.
Symphyotrichum eatonii is a species of aster known by the common name Eaton's aster. It is native to much of western North America from British Columbia to Saskatchewan, the Sierra Nevada in California, the Rocky Mountains region, to Arizona and New Mexico, where it grows in many habitats, especially wet areas such as meadows and near ditches.
Symphyotrichum oblongifolium, commonly known as aromatic aster or oblong-leaved aster, is a species of flowering plant in the family Asteraceae and is native to parts of the eastern and central United States. It is an uncommon herbaceous perennial that reaches heights of 10–80 centimeters and blooms August–November with many flower heads in various shades of purple.
Symphyotrichum dumosum is a species of flowering plant of the aster family (Asteraceae) commonly known as rice button aster and bushy aster. It is native to much of eastern and central North America, as well as Haiti and Dominican Republic. It is a perennial, herbaceous plant that may reach a height of 1 meter.
Symphyotrichum subulatum, commonly known as eastern annual saltmarsh aster or, in Britain and Ireland where it is naturalized, annual saltmarsh aster, is an annual plant in the family Asteraceae native to the eastern United States and the Gulf Coast to Texas. The species grows primarily in coastal salt marshes, although in the Ozarks it occurs as a non-marine weedy variety.
Symphyotrichum boreale is a species of flowering plant of the aster family (Asteraceae) native to North America. Commonly known as rush aster, northern bog aster, and slender white aster, it is a perennial, herbaceous plant that may reach 85 centimetres high.
Symphyotrichum tradescantii is a species of flowering plant in the family Asteraceae native to northeastern North America. Common names include Tradescant's aster and shore aster.
Symphyotrichum lucayanum is a species of flowering plant of the aster family (Asteraceae) endemic to the North American island of Grand Bahama.
Symphyotrichum potosinum is a species of flowering plant in the aster family (Asteraceae) native to Mexico and the U.S. state of Arizona. Commonly known as Santa Rita Mountain aster, it is a perennial, herbaceous plant that may reach 15 to 45 centimeters tall.
Symphyotrichum priceae is a species of flowering plant in the family Asteraceae native to the southeastern United States, specifically Alabama, Georgia, Kentucky, and Tennessee. Commonly known as Price's aster or lavender oldfield aster, it is a perennial, herbaceous plant that may reach 3 to 10 decimeters tall. Its flowers have blue-violet ray florets and yellow then brown disk florets.
Symphyotrichum regnellii is a species of flowering plant in the family Asteraceae native to Argentina and Brazil. It is herbaceous plant that grows 60 to 120 centimetres tall. Its flowers have white to pink ray florets that are 3 millimetres long. It grows in swamps and wet savannas.
Symphyotrichum burgessii is a species of flowering plant in the family Asteraceae native to Cuba. It is a perennial, herbaceous plant with a height of 5 decimetres or less. Its white ray florets are 5–8 millimetres long.
Symphyotrichum hintonii is a species of perennial, herbaceous, flowering plant in the family Asteraceae native to Guerrero, Mexico. It grows in oak and oak-pine woods at elevations of 1,400–2,200 metres, blooming white ray florets November–January. It reaches heights of 40–80 centimetres.
Symphyotrichum moranense is a species of flowering plant in the family Asteraceae native to Mexico. It is a perennial and herbaceous plant that reaches heights of about 90 centimetres. Its white ray florets open October–April.
Symphyotrichum bimater is a species of flowering plant in the family Asteraceae native to Chiapas and Oaxaca, Mexico, and Guatemala. It is perennial and herbaceous and grows to heights of 30–46 centimetres. Its white ray florets bloom May–December, and it grows in pine-oak woods, ravines, slopes, and grassy openings at elevations 1,000–2,150 metres.
Symphyotrichum purpurascens is a species of flowering plant in the family Asteraceae native to Mexico and Guatemala.
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.
Symphyotrichum parviflorum is an annual and herbaceous plant commonly known as southwestern annual saltmarsh aster. It is native to Mexico, the Caribbean, most of Central America, Equador, and the southwestern United States.
