Flora of the Southeastern United States
2022 Edition
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ASTERACEAE

Asteraceae Martinov. Aster Family.

Key to Asteraceae

A family of about 1500-1700 genera and 25,000-35,000 species, herbs, shrubs, trees, and lianas, cosmopolitan in distribution.

ID notes: {define liguliflorous, discoid, disciform, radiant, and radiate heads; define various pappus characters. define calyculus. define palea and phyllary}

Ref: Barkley, Brouillet, & Strother (2006) In Flora of North America Editorial Committee (2006a); Cronquist (1980). Show full citations.

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image of plant© Gary P. Fleming
image of plant© Paul Marcum source
image of plant© Scott Ward
image of plant© Scott G. Ward
image of plant© Alan Cressler: Ampelaster carolinianus, Juniper Creek, Juniper Prairie Wilderness, Ocala National Forest, Marion County, Florida 4 by Alan Cressler source
image of plant© Will Stuart
image of plant© Keith Bradley
image of plant© Aidan Campos source
image of plant© Paul Marcum source
image of plant© Bruce A. Sorrie
image of plant© Gary P. Fleming
image of plant© Ward, Scott
image of plant© Keith Bradley
image of plant© Scott Ward
image of plant© Gary P. Fleming
image of plant© Aidan Campos source
image of plant© Gary P. Fleming
image of plant© Gary P. Fleming
image of plant© Scott Ward
image of plant© Alan Cressler: Helenium vernale, Apalachicola National Forest, Franklin County, Florida 1 by Alan Cressler source
image of plant© Richard & Teresa Ware
image of plant© Scott Ward
image of plant© Alan M. Cressler
image of plant© Keith Bradley
image of plant© Ward, Scott
image of plant© Keith Bradley
image of plant© Bruce A. Sorrie
image of plant© Gary P. Fleming
image of plant© Gary P. Fleming
image of plant© Alan M. Cressler
image of plant© John Gwaltney
image of plant© Jay Horn source
image of plant© Gary P. Fleming
image of plant© Gary P. Fleming
image of plant© Richard & Teresa Ware
image of plant© Keith Bradley
image of plant© Gary P. Fleming
image of plant© Gary P. Fleming
image of plant© Gary P. Fleming
image of plant© Gary P. Fleming
image of plant© Gary P. Fleming
image of plant© Alan Weakley source
image of plant© Keith Bradley
image of plant© Scott G. Ward