TY - JOUR T1 - Morphometric variation and the classification of Pennisetum section Brevivalvula (Gramineae) in tropical Africa JF - Botanical Journal of the Linnean Society Y1 - 1979 A1 - Brunken, J. N. SP - 51 EP - 64 KW - AFRICA KW - CLASSIFICATION KW - GRAMINEAE KW - PENNISETUM VL - 79 ER -