in Hook., Ic. Pl. 31, t. 3093 (1922); Gen. Gram.: 353 (1986).- Type-species: Andropogon grandiflorus Hack.
Andropogon sect. Diheteropogon Hack., in DC, Monogr. Phan. 6: 647 (1889).
Description:
* Annuals or perennials. Leaves linear, sometimes cordate at the base
* Inflorescence of pair.ed racemes, terminal or gathered in a scanty compound panicle. Raceme bases terete, not deflexed, with one to many homogamous pairs of spikelets; internodes linear; internodes and pedicels linear.
* Sessile spikelet subterete, oblong, with a pungent callus deeply inserted into the cupular internode tip. Lower glume coriaceous, hollowed or deeply grooved, 2-keeled with a deep nerveless median groove, tip bidentate. Lower lemma sterile withput a lemma; upper lemma bi-lobed with a hirsute geniculate awn. Pedicelled spikelet much larger than the sessile, male, herbaceous.
African genus of the savannas with 5 species.