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Aira
See list of 2 species in this genus-
1a. Panicle narrow, dense, spike-like, with appressed branches, 0.3–0.7 cm wide [Fig. 183]; stems scabrous below the nodes; pedicels mostly shorter than the spikelets
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1b. Panicle open, with ascending branches, 1.5–10 cm wide; stems smooth; pedicels mostly 1–2 times longer than the spikelets
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Each photo represents one species in this genus.