1166 
BENGAL PLANTS. 
x Spikelets very narrow, terete ; glumes finely acuminate | or 
Garno’ 
awned [p. 1 . 
© Spikelets 2- or more-flowered :—[p. 1165] 
Rachilla not continued gle the upper flore 
Spikelets not awned, gated eo the flowering 
glumes but not ee HSE! Swaieet ttcesest ss Coelachne. 
Spikelets awned :— 
Florets 2, dissimilar, the lower awnless male or barren 
ella. 
pei 2 to many, similar except the esa e a 
reduce 
gradua . 
‘Bachilla vc continued beyond the upper floret, or if not ee 
(Phragmites) then eM between the flowering glumes 
and Sethe 
ikelets sae ai the BW twisted.........ssseeeeee Avena. 
Slate not awned, or if awned, with the awn not 
ted :— 
pst tesselately Nie fruiting glumes with reflexed, 
Bubmarpzinal Bristles jecccsivessctissceses sii rviel Centotheca. 
Leaves prale-nervel fruiting glumes without sub- 
marginal — 
Splksloes % very minute, in globose clusters on an elon- 
Gated, Siniple rAGHiB: 2325... ievecs ese esees. Elytrophorus. 
Spikelets — not in globose clusters :— 
Flowering glumes 1-3-nerved : 
Spikelets letra hi with long, silky hairs on the 
flowering glumes or the callus or both, panicu- 
late ; lowest flowering glume sometimes male or 
neuter :— 
Rachilla glabrous ; Ce glumes dorsally 
hairy — the Arundo. 
Rachilla hirs 
Flowering Pears glabrous es rites. 
Flowering glumes pesticide with long hairs 
Triraphis. 
ear 
ira 
Spikelets not penicillate with long, silky hairs; 
many-flowered :— 
O 
uter glumes shorter than lowest flowering 
glume ; grain broad, concave...M ya. 
ow umes 5- or more-nerved; Nepikelets 
panicled ...... Bromus. 
Tee 
