1162 BENGAL PLANTS. 
nate at the base, usually elongate and exserted from the apex or 
sides of the spikelets, clothed with simple or branched stigmatic 
airs; ovule erect, anatropous. Frwit a seed-like grain, free 
within the flowering glume and palea, or adnate to either or both; 
peri very Dee rarely thicker nee separable from the seed. 
Seed erect; albumen copious, floury ; embryo minute, outside the 
albumen at the = of the seed; cotyledon shield-shaped with an 
erect, conical plumule, and a descending conical radicle on its 
e. 
eT 
ts separating entirely from their pedicels or falling with 
them, sh eae ea or differing in sex and structure, perfect spikelets 
with 2 heteromorphous florets, the upper ¢, the spon 3 or barren; 
rachilla not continued beyond the upper floret :—{p. 
+Spikelets in usually continuous spikes, racemes, or ee glumes 
herbaceous or membranous, the lower smaller, sometimes very $ small 
or suppressed ; lower flowering glume generally resembling the outer 
glumes in structure and nervation; the upp firmer, at length rigid, 
often papery to crustaceous, awnless or rarely mucronate :—[p. 1163 
Shrubs ; flowers dicecious Spinifex. 
Herbs; flowers not dicecious :— 
tSpikelets 2-flowered ; tore aoe lower male or neuter, rarely 
sy wed both fertile :—[p. 
e spikelets steaks nan or in clusters by an involucre 
of naked or plumose bristles which falls along with the spikelets 
Pennisetum. 
Mature Ot falling entire and singly from the tips of their 
pedicels 
Spikelets subtended by an marokacg of bristles......... Setaria. 
Spikelets not subtended by brist 
Branches of the panicle cae beyond i uppermost 
spikelets; leaves flat; glume I. minute, hyali 
Chameraphis. 
Branches of the panicle not produced beyond the uppermost 
spikelets, or if so produced (Panicum sometimes) leaves 
plicate :-— 
Glumes 4, all very minute; spikelets very numerous and 
small, crowded on the capillary branches of a very large 
panicle ........, Thysanolzna. 
ao 4, all distinct or 3 distinct and 1 minute oF 
tical glume distinct :—{p. 1163] 
