9.(7) Pistillate spikelets below staminate spikelets on the inflorescence branch, glume texture indurate Tripsacum
(Hitchcock 1951)
(Hitchcock 1951)
9. Pistillate spikelets above staminate spikelets on the inflorescence branch, glume texture leaf-like 10
(Gould 1975)

(Gould 1975)