Cyperiis,] CLXii. cyperace^. 147 
(18) C. procerus Rottb. Descr. and Ic. 29, t. 5, fig. 3; Roxb. 
FI. Ind. i. 203; Clarke in Hook. fil. F.B.I. vi. 610; Ridl. Mat. 
iii. 70. C. ornatus Br. Prodr. 217. (Fig. 219, p. 146.) 
Rhizome slender. Stems rather distant, 3 ft. tall, stout, tri¬ 
quetrous. Leaves over 2 ft. long and -25 in. wide. Bracts as 
long as or longer than umbels. Umbel lax, with 5 to 7 spikes, occa¬ 
sionally branched, 3 in. long or little more. Spikelets remote, 
•5 to I in. long, rather broad, 20 to 46 flowers, Gliunes broad 
ovate, quite blunt, red, keel paler, ribs 3 or 4 on each side. Nut 
obovoid, half as long as glume. Hah. In rice-fields and damp 
spots. Not common. Malacca, rice-fields (Ridley). Penang, near 
Waterfall (Curtis). Kclantan, Kamposa (Ridley). Distrib. Tropi¬ 
cal Asia and Australia. 
{19) C. malaccensis Lam. III. i. 146; Clarke in Hook. fil. 
F.B.I. vi. 608; Ridl. Mat. iii. 70. 
Rhizome stout woody, creeping, with distant stout triangular 
stems 2 to 3 ft. tall. Leaves few and short, sheaths 6 to 8 in. long, 
limb *25 in. unde. Bracts long and broad. Umbel 3 to 4 in. long, 
rays usually short, sometimes compound, usually congested. Spike- 
lets narrow-linear, -5 in. long, 6- to 12-flowered. Glumes boat¬ 
shaped, blunt, rather distant, reddisli, no keel, edge pale. Nut 
narrowly oblong trigonous, three-fourths as long as the glume. 
Hab. Common in tidal-river mud, ‘ whole Peninsula. Singapore, 
Balestier Plain. Pahang, Pekan. Malacca. Province Wellesley 
(Curtis). Tringganu, Piilau Ketam. Kelantan, Kamposa. Kedah, 
Alor Sta. Lankawi. Distrib. Persia, Indo-Malaya, Australia. 
(20) C. radiatus Vahl. Eniim. ii. 369; Clarke in Hook. fil. 
F.B.I. 617; Ridl. Mat. iii. 70. 
A tall plant i to 3 ft. high. Leaves rather shorter and 3 ft. 
wide. Umbel simple or compound, about 6 in. across, rays 3 in. 
long or less. Bracts about i ft. long. Spikes i in. long, -3 in. 
wide, very dense. Spikelets -12 to -2 in. long, of 13 to 15 flowers. 
Glumes yellowish brown, closely imbricate, short and broad, mucro- 
nate. Rachilla with persistent oblong wings. Nut ovoid, nearly 
half as long as glume. Hab. River banks, rather rare. Johor, on the 
Scudai River. Penang, at Bagian Jennal (Curtis). Distrib. Tropics. 
(21) C. digitatus Roxb. FI. Ind. i. 205; Clarke in Hook. fil. 
F.B.I. vi. 618; Ridl. Mat. iii. 71. C. auricomus Benth. FI. Austr. 
vii. 286. C. venustus Nees in Wight, Contrib. 86. 
A fine tall plant 3 to 4 ft. high, stems triquetrous. Leaves 
long, nearly half an inch across, often as long as the stem. Umbel 
very large, sometimes 2 ft. across, compound, with long spreading 
rays. Bracts usually longer, -25 in. wide. Spikes cylindric, 2 in. 
long, golden brown. Spikelets numerous, very small. Glumes 
narrow, closely imbricate, ovate acute. Anthers not crested. Nut 
oblong-ovoid, half as long as glume. Hab. River banks and ditches, 
common in the low country. Our biggest species. Johor, Batu 
Pahat. Pahang, Pekan. Malacca. Selangor, Kwala Lumpur. 
