Gahnia. | . CXLIII. CYPERACEF. 413 
well as from Queensland with straw-coloured sessile nuts, and others with brown 
shining exserted hanging nuts have been sent as belonging to one species. 
Victoria. Albert River, Gipps Land and Wilson's Promontory, F. Mueller. 
Tasmania. Derwent River, R. Brown; Southport, C. Stuart; Swanport, 
tory, i 
W. Australia. King George’s Sound, Muir; Swan River, Preiss, n. 1780, 
Drummond, n. 901; Murchison River, Oldfield. 
Var. effusa. Panicle more branched and looser.—Kojonerup, Mazvwell. 
This species, though so closely allied in structure to @. aspera and G. — ag 
; y wd 
d othe 
INO chiefiy if not entirely from the Gahnia. He had indeed failed to reco 
iè 
abillardiere's plant, which he rightly refers (from the figure and description) to 
his genus Lauper Af ing out the numerous specimens of bo Mueller’s 
and other herbaria I have found the 3 ns and long narrow straw- 
3-angled 
i and the 4 to 6 stamens and short obtuse obovoid dark-coloured 
nut of G, trifida, quite constant, besides that G. trifida may be generally distin- 
guished without examination by the clusters of spikelets shorter, broader, more dense 
more aristate than in C. filum. 
bo 
at the base, very compound, with erect spikelike or thyrsoid branches, 
the lower ones 2 to 4 in. long, the upper much shorter, very narrow 
; d in fruit. 
r den smaller bracts 
rtly aristate, those under the spikelets almost glume-like. Spikelets 
Very numerous, more or less clustered, scarcely above 1j lines long. 
-< Outer empty glumes about 3, acuminate and almost aristate, 1 or 2 
