512 CXLIV. GRAMINE, [ Manisuris. 
and appearing in a single row on one side of the rhachis, — Beauv. 
Agrost. t. 21, f. 10. 
N. Australia. Depot and Sturt’s Creek, F. Mueller, 
21. OPHIURUS, Br. 
Spikelets singly sessile and embedded in the d cavities of the 
articulate rhachis of a simple spike, with 1 herma rodite or female 
i i n 
pales thin and hyaline, all awnless. Styles distinct. Grain enclosed 
in the glumes but free from them 
A small exem pane and African genus, the, only Australian species Send 
Dedi into East India. The genus only differs from Rəttbsellia in the want o 
cellate barren kius. 
1. O. corymbosus, Garin. ; Kunth, Enum. i. 464.—5tems i 
rms lm said to attain 5 or 6 ft. in iere Upper vies Sida T 3 
female?) flower. dise ode corymbosa, Linn.; Roxb. Corom. PI. t. 
N. Australia. Upper hans and Albert — n Mueller. : 
sland. Endeavour River, Banks and Sola ; Kennedy Dis 
tree ; Rockhampton, Q Shanesy, Thozet ; Herbert's rock, tee man. 
Widely spread over East India, also in tropical Africa. 
rict, Dain- 
Var? pubescens. A single small specimen, with an apparently annu ual root, 
Hooker's Creek, F, Muel i. pedcs very pubescent. Spikes like the ape ones 
but — de outer glume still more pitted and tuberculate. Perhaps 
22. ROTTBOELLIA, Linn. f. BAM 
rhachis 
nears be m 1 sessile and embedded in a cavity of the rhachis, 
rodit i 
r 
zm on a closely Gg n ps but oe ag with a male > 
