Cosmos sulphureus Cav.

MEXICO
STATE OF OAXACA
Cosmo s sulphureus
About 31 mi NE of Oaxaca, 2 mi SW of 'Ixtlan de
Juarez along route 175.
Flat terrain of old fields bordering highway.
Immature fruits with awns; awns lacking (fallen
off) on some mature fruits.
Cytological Voucher: n = 12 II
Thomas E. Melchert
Paul D. Sorensen	No. 6190	25 August 1965
Taxonomic Studies in the Coreopsidinae
Herbarium of The University of Iowa
02703283