HABIT Perennial. Culms decumbent; 60-120 cm long. Ligule a ciliolate membrane. Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate. Leaf-blade venation with obscure cross veins. INFLORESCENCE Monoecious; with male and female spikelets in the same inflorescence. Inflorescence composed of racemes; terminal and axillary. Racemes borne along a central axis; in a unilateral false spike; appressed; lanceolate; bearing few fertile spikelets; bearing 1 fertile spikelets on each. Central inflorescence axis foliaceous; tip subulate. Rhachis deciduous from axis; broadly winged; terminating in a barren extension; extension flattened. Sexes segregated; on bisexual branches; with male above. Spikelets in threes. Fertile spikelets sessile; 1 in the cluster. Male spikelets sessile; 2 in a cluster. FERTILE SPIKELETS Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; laterally compressed; gibbous; 10-16 mm long; falling entire; deciduous with accessory branch structures. GLUMES Glumes shorter than spikelet; thinner than fertile lemma. Lower glume subulate. Upper glume oblong; 0.3-0.5 length of adjacent fertile lemma; membranous; 1-keeled; 5-9 -veined. Upper glume apex acute. FLORETS Basal sterile florets barren; without significant palea. Lemma of lower sterile floret ovate; coriaceous; 15 -veined; sulcate; acute. Fertile florets female. Fertile lemma ovate; chartaceous; keeled; 11-17 -veined. Lemma margins involute. Lemma apex caudate. Palea 1 length of lemma; chartaceous; 8-12 -veined. FLOWER Lodicules 2; membranous. Anthers 6. Stigmas 2. FRUIT Caryopsis with adherent pericarp; linear; laterally compressed; biconvex. Hilum punctiform. MALE Male spikelets similar to female but less developed. Male spikelet glumes 2. DISTRIBUTION Africa.