1168 BENGAL PLANTS. [Spinifex. 
“|Pales 0, or glume-like :—[p. 1167] 
Spikelets very minute ; fruit small Dinochloa. 
Spikelets conspicuous ; fruit very large Melocanna. 
1046. Spinifex Linn. 
Diecious, gregarious, much-branched, rigid, littoral bushes ; 
stem and branches woody ; leaves long, rigid, involute. Inflores- 
cence of large, terminal, globose, bracteate heads, with radiating 
spikes; the ¢ with many spikelets in each spike, ¢ with only 
one. ¢ Spikelets 1-2-flowered, distichous, articulate on short 
pedicels. Glwmes 4, papery, acute, strongly veined; I. and I. 
empty ; ITI. perentes empty or 3-androus; IV. thinly coriaceous, 
paleate, 8-androus; the palee of III. and IV. acuminate, as long 
as their glumes ; jon Wer linear. 9 Spikelets narrower than the 
males, = ia lanceolate, 1- ri ered. Glumes acute or acuminate, 
strongly veined; I. longest; III. empty; IV. thin, dorsally com- 
pressed ; nee linear- ae acuminate ; lodicules 2, large, con- 
nate below, strongly veined ; styles long, connate below; stigmas 
long, shortly penicillate, exserted at the top of the glume. rain 
clavate, tipped by the long, rigid style, free within the hardened 
ius and palea. 
2501. Sprirex squarrosus Linn.; F. B. I. vii. 63; E. D. 
S. 2580. 
Orissa ; sand-dun 
uarrose, para Se shrub, 
1047. Pennisetum Pers. 
Annual or.perennial grasses ; leaves narrow. Inflorescence spici- 
form ; racemes of css acasiaps clusters of shortly pedicelled spike- 
lets, articulate on a simple rachis, the involucels composed © 
seas sabéla «x or plumose, me or branched bristles. Spike- 
s 1-6 on each involucel, persistent on their pedicels, 1-2- 
patio ovoid. Glumes 8 or at I. small or 0; IL. and UL. 
subequal, 5-7-veined, awned or not, II. rarely absent ; III. paleate 
or not, ¢ or empty; IV. sessile, coriaceous, 2-sexual or ? 5 
lodicules 2; stamens 3; anthers linear; styles long, free or CO- 
nate below. Grain oblong, free within the hardened glume and 
palea. 
Anther-cells with bearded tips ...typhoideum. 
Anther-cells not bearded :— 
