Erigeron is a large genus of plants in the composite family (Asteraceae). It is placed in the tribe Astereae and is closely related to the Old World asters (Aster) and the true daisies (Bellis). The genus has a cosmopolitan distribution, but the highest diversity occurs in North America.
Erigeron bonariensis is a species in the family Asteraceae, found throughout the tropics and subtropics as a pioneer plant; its precise origin is unknown, but most likely it stems from Central America or South America. It has become naturalized in many other regions, including North America, Europe and Australia.
Erigeron evermannii is a North American species of flowering plants in the family Asteraceae known by the common name Evermann's fleabane.
Erigeron formosissimus is a North American species of flowering plants in the family Asteraceae known by the common name beautiful fleabane.
Erigeron flettii is a rare North American species of flowering plants in the family Asteraceae known by the common names Flett's fleabane or Olympic Mountains fleabane .
Erigeron filifolius is a North American species of flowering plants in the family Asteraceae known by the common names thread-leaf fleabane.
Erigeron gracilis is a North American species of flowering plant in the family Asteraceae known by the common name quill fleabane.
Erigeron lackschewitzii is a rare species of flowering plant in the family Asteraceae known by the common name Lackschewitz's fleabane. It is native to the Rocky Mountains in the Canadian province of Alberta and the US state of Montana.
Erigeron mancus is a rare North American species of flowering plant in the family Asteraceae known by the common names depauperate fleabane and imperfect fleabane. It has been found only in southeastern Utah.
Erigeron melanocephalus is a North American species of flowering plant in the family Asteraceae known by the common name black-headed fleabane. It is found in the Rocky Mountains of the western United States, in the states of Wyoming, Colorado, New Mexico, and Utah.
Erigeron nematophyllus is a North American species of flowering plant in the family Asteraceae known by the common name needle-leaf fleabane. It native to the western part of the United States, in Utah, Colorado, and Wyoming.
Erigeron pinnatisectus is a species of flowering plant in the family Asteraceae known by the common name feather-leaf fleabane. It is native to the Rocky Mountains of Wyoming, Colorado, and New Mexico.
Erigeron poliospermus is a species of flowering plant in the family Asteraceae known by the common names gray-seeded fleabane, purple cushion fleabane, and hairy-seed fleabane. Native to western North America, it is mainly found to the east of the Cascade Range in Washington, Oregon, and Idaho.
Erigeron rydbergii is a North American species of flowering plant in the family Asteraceae known by the common name Rydberg's fleabane. It is native to the western United States, in the Rocky Mountains and other nearby ranges in the states of Montana, Wyoming, Idaho, and Utah.
Erigeron subtrinervis, called the three-nerved daisy, the three-nerve fleabane, or the hairy showy daisy, is a North American species of flowering plants in the family Asteraceae. It grows in various mountains of western Canada and the western United States: Rocky Mountains, northern Cascades, Black Hills, etc., from British Columbia and Washington state east to North Dakota and south as far as New Mexico.
Erigeron tenuis is a North American species of flowering plant in the family Asteraceae known by the common name slender-leaf fleabane. It is native to the south-central part of the United States from central Texas to the Florida Panhandle, north as far as Missouri and Kansas.
Erigeron tracyi is a North American species of flowering plant in the family Asteraceae known by the common name running fleabane. It is native to northern Mexico and the southwestern United States.
Erigeron tweedyi, or Tweedy's fleabane, is a perennial herb in the family Asteraceae. It is native to the Rocky Mountains in Montana, Idaho and Wyoming.
Erigeron yukonensis is a rare Arctic species of flowering plant in the family Asteraceae known by the common name Yukon fleabane. It is native to the northwestern corner of North America: Alaska, Yukon, Northwest Territories.
Erigeron vreelandii is a North American species of flowering plant in the family Asteraceae known by the common names sticky tall fleabane and Vreeland's erigeron. It grows in northwestern Mexico and in the southwestern United States.
