Family: Poaceae |
See citations at end of description Plants perennial and densely tufted with knotty rhizomatous bases or delicate annuals. Leaf blades narrow or terete, sometimes early deciduous. Synflorescences paniculate, open or contracted. Spikelets pedicellate, with 1 floret; glumes scarious, equal or not, 1-11-veined; lemma calluses well-developed, pungent or minutely bifid; lemmas narrowly cylindrical, indurate, glabrous or sparsely hairy, terminally awned; awns 3-branched, lateral branches shorter than the central branch, with or without a basal column, disarticulating at the base of the column or near the middle of the lemma; paleas usually less that half as long as the lemmas. Stipagrostis includes 55-60 species. They are native in Africa and southern Asia, through to China. Sources: Chen, S.L. and S.M. Phillips. Stipagrostis. In Flora of China 22: 455-456. Cope, T.A. 1982. Stipagrostis, in Flora of Pakistan 143: 48-55. T.A. Cope (1995) Stipagrostis. Flora of Somalia 4:159. Plants usually perennial, raely annual, sometimes with knotty rhizomatous or woody bases. Leaves usually inrolled, sometimes pungent. Glumes 1-11-veined; calluses long and pungent; lemmas convolute; awns with or without columns, central awns always and the lateral awns sometimes plumose. Stipagrostis is a genus of about 56 species. It is native from Africa through southwestern and central Asia to China. There are 4 species in Somaliland and Somalia. Key to the species of Stipagrostis in Somaliland and Somalia. Chen, S.L. and S.M. Phillips. Stipagrostis. In Flora of China 22: 455-456. Cope, T.A. 1982. Stipagrostis, in Flora of Pakistan 143: 48-55. Global distribution of Stipagrostis. Note: GBIF records include introduced and cultivated plants. Consequently, the distribution shown often differs from statements about a taxon's native distribution. |