Department of Biology
ESC 350
200 University Ave. W
Waterloo, Ontario, Canada N2L 3G1
Phone: (519) 888-4567 ext. 32569
Fax: (519) 746-0614
Pityopsis aspera (Shuttlew. ex Small) Small
Common and native much of the southeastern United States. Plants have glandular heads and peduncles.
Two varieties are recognized. Var. aspera is infrequent in northern Florida and adjacent south Georgia. Var. adenolepis (Fern.) Semple & Bowers is common and widely distributed from Missippi to northeastern Virginia in the Piedmont.