Children (12 direct children, 12 direct and indirect children):
Hemizonia congesta subsp. calyculata
Hayfield tarweed
Hemizonia congesta subsp. clevelandii
Hayfield tarweed
Hemizonia congesta subsp. congesta
Hayfield tarweed
Hemizonia congesta subsp. lutescens
Yellow hayfield tarplant
Hemizonia congesta subsp. luzulifolia
Hayfield tarweed
Hemizonia congesta subsp. tracyi
Hayfield tarweed
Hemizonia congesta subsp. leucocephala
Hemizonia congesta leucocephala
Hemizonia congesta vernalis
Hemizonia congesta var. lutescens
Hemizonia congesta var. calyculata
Hemizonia congesta var. luzulifolia
Hemizonia congesta var. tracyi