Children (14 direct children, 14 direct and indirect children):
Vicia americana subsp. americana
Vicia americana var. minor
American purple vetch
Vicia americana oregana
Vicia americana mexicana
Vicia americana var. oregana
Vicia americana var. americana
Vicia americana var. lathyroides
Vicia americana var. bungei
Vicia americana var. pallida
Vicia americana var. villosa
Vicia americana var. linearis
Vicia americana var. angustifolia
Vicia americana var. truncata