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Poaceae Group 1
See list of 2 genera in this group-
1a. Bur formed from concrescent branchlets, surrounding and nearly concealing 1–4 spikelets [Fig. 204]; glumes without prickles; upper lemma and palea indurate
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1b. Bur formed from an enlarged glume [Fig. 279], each subtending a single floret; glumes with 5–7 rows of uncinate prickles; lemma and palea not indurate
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Each photo represents one genus in this subgroup.