January 1983
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34 Reads
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213 Citations
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January 1983
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34 Reads
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213 Citations
... In Flora of West Tropical Africa, Hooper and Napper (1972) recognised five taxa as distinct species, excluding C. kibweanus, C. obtusiflorus, C. niveus, C. somaliensis, and C. sphaerocephalus as these occurred outside the region covered by the flora. Haines and Lye (1983) only recognised C. margaritaceus and C. niveus as separate species based on small differences in stem base size and degree of spikelet compression. The remaining taxa, excluding C. kibweanus, C. karlschumannii, and C. somaliensis, were reduced to varieties of these two species, while C. obtusiflorus was considered to be a synonym of C. niveus var. ...
January 1983