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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)
choose this alternative
reject this alternative
Silky hairs longer than the lemmas, attached to the
pedicel
or the
rhachilla
or the backs of the lemmas around the
bisexual
or female florets
choose this alternative
reject this alternative
Hairs around the florets much shorter than the lemmas or absent