Packera glabella (Poir.) C. Jeffrey
Common Name: BUTTERWEED, YELLOWTOP
Synonym: Senecio glabellus
Coefficient of Conservatism: *
Coefficient of Wetness: -3
Wetness Index: FACW
Physiognomy: Ad B-Forb

Agricultural fields, shores of streams; introduced from the south and first collected by G. S. Wilhelm & K. D. Herman in 2000 in Berrien Co.

A distinctive plant with fleshy, ridged stems, usually purple tinged, at least below; this is common just south of Michigan, forming dense yellow displays in fields in spring, so doubtless will spread in the state. Often known as Senecio glabellus Poir.

Locations

Berrien County
Kalamazoo County
Lenawee County
Washtenaw County

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 16, 2017. http://www.michiganflora.net/species.aspx?id=414.