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Cenchrus setaceus (Pennisetum setaceum) |
Cenchrus advena (Pennisetum advena) |
Cenchrus alopecuroides (Pennisetum alopecuroides) |
Cenchrus orientalis (Pennisetum orientale) |
Cenchrus longisetus (Pennisetum villosum) |
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no secondary branching, leaf width 1-3(-4) mm | with secondary branching, leaf width (2-)6-11 mm | leaf width (1-)2-11(-14) mm | leaf width 3-12(-15) mm | leaf width 2-6 mm |
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peduncle with few short hairs | peduncle rough to the touch | peduncle pubescent | peduncle glabrous | peduncle pubescent |
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longest bristle 20-35 mm, 1-3 spikelets per fascicle | longest bristle 13-34 mm, 1-4 spikelets per fascicle | longest bristle 8-35 mm, 1-2 spikelets per fascicle | longest bristle 14-31 mm, 1-4 spikelets per fascicle | longest bristle 20-50 mm, 1 spikelet per fascicle |
![]() Photos: P. villosum 1 & 2: G. Fried |