Perennial or annual, tufted or decumbent, stoloniferous
Leaf blade linear to almost lanceolate, rigid; ligule a short, truncate, fringed membrane
Inflorescence of racemes on a central axis, these long and deciduous or short, persistent and crowded into a loose head or spreading; spikelets solitary, pedicelled
Spikelet laterally compressed, lanceolate-oblong to ovate-oblong, disarticulating above glumes and between florets; glumes ± equal, shorter than spikelet, lateral to rachis, lanceolate, keeled, glabrous to minutely scaberulous; lower glume subcoriaceous, acute, awnless, sometimes mucronate, 1-3-nerved; upper glume coriaceous with margins membranous, 3-7-nerved, acuminate to shortly mucronate from between lobes
Florets 3-7, bisexual or uppermost floret reduced and sterile; lemma similar in texture to glumes, chartaceous, subobtuse to obtuse, lightly keeled with a single median keel, glabrous or hairy on margins, 3-7-nerved, nerves faint in upper half, 2-lobed, shortly mucronate; callus 0; palea shorter than lemma, slightly gibbous at base, lanceolate to ovate-lanceolate, 2-keeled
Lodicules 2, hyaline, minute
Stamens 3
Ovary glabrous; styles distinct, plumose
Caryopsis ellipsoid or trigonous, with free pericarp
Nomenclature:
Brachychloa S.M.Phillips
Phillips: 158 (1982)
Clayton & Renvoize: 214 (1986)
Gibbs Russell et al.: 69 (1990)
Watson & Dallwitz: 182 (1994)
Heterocarpha Stapf & C.E.Hubb.
Stapf & Hubbard: 263 (1929) in part
Schweickerdt: 193 (1961)
Distribution & Notes:
Global: Species 2, both in Mozambique and southern Africa
Southern Africa: KwaZulu-Natal
References:
CLAYTON, W.D. & RENVOIZE S.A. 1986. Genera graminum. Grasses of the world. Kew Bulletin. Additional series 13
GIBBS RUSSELL, G.E., WATSON, L., KOEKEMOER, M., SMOOK, L., BARKER, N.P., ANDERSON, H.M. & DALLWITZ. M.J. 1990. Grasses of southern Africa. Memoirs of the Botanical Survey of South Africa No. 58
PHILLIPS, S.M. 1982. Numerical analysis of Eragrostideae. Kew Bulletin 37
SCHWEICKERDT, H.G. 1961. Graminearum species nova et genus novum. Der Züchter 31
STAPF, O. & HUBBARD, C.E. 1929. Heterocarpha. Bulletin of miscellaneous information 1929
WATSON, L. & DALLWITZ, M.J. 1994. The grass genera of the world, revised edn. CAB International, Oxon
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