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..2 Plants from elongate rhizomes; lemma 4-5 mm long; spikelet 7-9 mm long
..2 Plants cespitose; lemma 2.5-3 mm long; spikelet 4-6 mm long
....3 Spikelets 4-5 mm long, 2.5-3.5 mm wide
......4 Primary pulvini densely pubescent, the hairs encircling the base of the panicle branch; secondary pulvini pubescent; spikelets mostly on pedicels 3-20 mm long, these divergent from the inflorescence branchlets; main branches of the inflorescence stiffly spreading
......4 Primary pulvini glabrous to sparsely pubescent, tufted only in the axil (the upper surface of the panicle branch); secondary pulvini glabrous; spikelets on pedicels mostly < 3 mm long, these mainly appressed to the inflorescence branchlets; main branches of the inflorescence spreading, ascending or drooping