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Keys
Vascular plant groups
Club mosses
Ferns
Vegetative key to families
Gymnosperms
Flowering plants
Genera
Families
Poaceae
Perianth
segments 0–3, usually 2; flowers grouped into a characteristic
spikelet
(Fig. 48)
Poaceae
consider the other alternative
Spikelets
bisexual
(rarely unisexual, and if so, the spikelets similar and in the same
inflorescence
)
consider the other alternative
Spikelets not as in Group 13
consider the other alternative
Inflorescence
branched (Fig. 47k)
consider the other alternative
Hairs around the florets much shorter than the lemmas or absent
choose this alternative
reject this alternative
Inflorescence
digitate
(Fig. 47)
choose this alternative
reject this alternative
Inflorescence
not
digitate