598 OLXXIL OYPERACEX. (C. B. Clarke.) [Cyperus. 
2. C. platystylis, Br. Prodr. 214; leaves and bracts long, umbel 
compound, spikes near together often very numerous. C. B. Clarke e 
Journ. Linn. Soc. xxi. 27, 117, t. 1, figs. 7-9 (excl. syn. C. caducus). 9: 
pallidus, Heyne ms.; Nees in Linnza, ix. 984, and in Wight Contrib. 7 i 
Kunth Enum. ii. 40; Thw. Enum. 343. C. canescens, Herb. Heyne, an 
C. fluitans, Herb. Ham.; Wall. Cat. 3337, 3359 D (partly). Anosporum 
pallidum, Boeck. in Linnea, xxxvi. 412. 
From BENGAL and Burma to CEYLON and PrxAxG.—DisrRIB. Malaya, 
Austral, 
Glabrous, floating in tanks. Stolons covered by ovate acute striate pale-browi 
scales. Stems solitary, 6-42 in. Leaves often as long as stem, up to 3-4 in, 1 f- 
coarse, cutting, nerves many, strong. Umbel 1-10 in. diam.; bracts 8-18 in., P 
like, somewhat corymbose. Spikelets 5-1300, 1-6-together digitate, by i l : 
20—40-fld., brown pale or reddish ; rhachilla persistent, scarcely winged. G — 
very close-packed, boat-shaped, back with 3 green nerves. Stamens 3; renim 
ligulate ; anthers linear-oblong, crested with a small linear-lanceolate red D the 
Nut ellipsoid, 3 length of glume, unequally trigonous, pale brown, corky cells 9 
angles straw-colrd.; style much shorter than nut, deciduous, branches a8 long t 
style. 
. Sect 2. Amabiles. Slender annuals. Umbel very rarely reduced to 4 
single head. Spikelets small. Glwmes mucronate. (Sp. 3-9.) 
3. C. amabilis, Vahl Enum. ii. 318; spikelets linear, golden-brows 
glumes truncate mucro short erect, stamen 1, nut obovoid $ lengt 
glume. Kunth Enum. ii. 108; C. B. Clarke in Journ. Linn. Soc. Ke a 
and xxi. p. 85. C. aureus, H. B. K. Nov. Gen. et Sp. i. 205; Kunth l.c. 
Boeck. in Linnea, xxxv. 494. 
Kumaon, King. MORADABAD, Thomson, . CHoTA NAGPORE; up to 2 
C. B. Clarke.—DisTRIB. Warm regions. in. broad, 
Glabrous. Stems cwspitose, 2-8 in. Leaves j-k length of stem, Ze 1 head 
weak. Umbel often very compound, rays 4 in. long; sometimes reduced Zu in & 
(very variable in development); bracts up to 2 in., leaf-like. Spikelets 3 d back 
spike, up to $ by 41,—.. in., 36-fd. (often much shorter). Glumes boat-shap oblong: 
3-5-nerved, sides nerveless, mucro variable (often very short). Anthers emu» 
Nut fine brown; style as long as nut, branches 3, linear. 
000 ft. 
4. C. castaneus, Willd. Sp. Pl.i. 978; small, umbel rarely pyem 
pound, spikelets linear chestnut or pale, glumes obtuse mucro conspi ucro 
recurved, stamens 2-1, nut exactly oblong i-$ length of glume, ie 
excluded). Roeb. Fl. Ind. i.195 ; Nees in Wight Contrib. 79; Kunt 376 B); 
Ji. 21; Thw. Enum. 343; Boeck. in Linnea, xxxv. 496 (excl. Wall. 3 Cat. 
C. B. Clarke in Journ. Linn, Soc. xxi. 87. C. squarrosus, Trimen 
Ceylon Pl. 100. CG pusillus, Herb. Wight; Wall. Cat. 3323. 
From East NxPar, J. D. Hooker, to CEYLoN, Thwaites, and Perak, 
Distris. Tonkin, Austral. gually) 
Glabrous. Stems 2-6in. Leaves as long as stem, j in. broad, or (ust! 
shorter. Umbel rays 0-2 in. rarely again divided, sometimes reduc 
head; bracts often as long as inflorescence. Spikelets 3-20 in a SEN nerve 
chestnut in type form, 3 A by de in., 15—70-fld. Glumes boat-shaped, back ek sides 
keel excurrent greenish-yellow. Anthers small, short-oblong. Nut rel War" 
exactly parallel; style much shorter than nut; branches small, linear. 
King— 
‘ . glumes 
5. C. cuspidatus, H. B. & K. Nov. Gen. et Sp. i E 
strongly 3-nerved, mucro conspicuous recurved, nut oblong” 
