Bidens ocellatus (Greenm.) Melchert

MEXICO:	STATE OF MORELOS
Bidens ocellatus (= Cosmos ocellatus)	n = 12 II
Tollway 95D; 9 mi north _of jet. with Route 25D to Tapotozan. Plants
locally abundant along roadside in volcanic soil and on volcanic "cliffs"
away from road. The central located, red ligule spot marking this species
varied notably from plant to plant, a few individuals having entirely
yellow rays.
Thomas E. Melchert, R. Ballard, C. Hart No. 71-222
Taxonomic Studies in the Coreopsidinae 22 Oct. 1971
Herbarium of The University of Iowa
02715193