p 
; 
Cyperus. | CXLIII. CYPERACEA, 281 
stout, 1 to 2 ft. high, acutely 3-angled in the upper part. Leaves 
shorter than the stem, with rather long sheaths, the lamina often 2 lines 
broad, with long points. Spikelets numerous, in very dense short 
= L . di 1 ; 
ely mor 8. 
partially deciduous. Glumes loosely imbricate but scarcely spreading, 
obtuse or almost acute, keeled, with 3 or 4 nerves on each side. Stamens 
8. Style 3-cleft. Nut broadly oblong, triquetrous, not quite half the 
length of the glume.—F. Muell. "ragm. viii. 269; C. carinatus, Nees 
in Pl. Preiss, ii. 72, not of R. Br. 
N. S. Wales. Paramatta and Camden County, Woolls. site 
S. Australia. King George's Sound, and neighbouring districts, Oldfield, 
Mazwell and others; Swan River, Drummond, Preiss, n. 1812, 
The species is chiefly South African, it is very near C. rotundus, but appears con- 
ne distinct, The West Australian specimens quite agree with the African ones, 
e e 
astern ones, of which I have seen but very few, may require further com- 
parison, 
8 
scarcely obtuse, the keel en, 3-nerved, or sometimes 5-nerved, the 
€8 brown and nerveless. Style 3-cleft. Nut rather broad, trique- 
trous, more than half the length of the glume. 
N. S. Wales. Port Jackson, R. Brown, The spikelets are nearly those of C. 
ben narrower and in denser clusters, and the species differs in foliage both 
that and from C. congestus, 
Var. confertus, Umbel rays few and short. 
oat Australia. Lake Eyre, Andrews; Alice Springs, Central Australia, 
48. C. sporobolus, R. Br. Prod. 215.—Stems usually rigid but 
70t very stout, obtusely triquetrous, from under 1 ft. to 13 ft. high. 
à ves much shorter. Spikelets in little globular heads or clusters in 
$ compound umbel of 5 to 10 very unequal rays, the longer ones 1 to 8 
z "Ong, the clusters or heads at first 2 to 3 lines di - 
4 or 5 lines. Involueral bracts few, of which 2 or 3 much 
