590 cLxxii. CTPEBAOE^. (C. B. Clarke.) IPyereus. 



Throughout India, except the drier country, frequent, alt. 0-3000 ft. ; from 

 Khasia, H.f. Sf T.T., to Cetion and Tatoy. 



Roots aromatic (/. D. Hooker). Spikelets IS-lO-fld., or often long, even up to 

 70-fld. 



3. P. latespicatus; G. -B. Gla/rke ; middle-sized, umbel simple or 

 reduced to 1 head, spikelets spicate f in. wide straw-oolrd. more or less 

 chestnut-red marked, uut obovoid compressed black hardly as long as i 

 glume. Cyperus latespicatus, BoecJc. in Flora, xlii. 433 his, and in Linnsea, 

 XXXV. 467 ; . Glarke in Jowm. lAnn. Soe. xxi. 40. 0. diaphanus, Schrad. ex 

 Boem. & Sell. Syst. ii., Mant. 477 ; Kunth Enum. ii. 9 ; Boeeh. in Livmsea, 

 XXXV. [1867-8] 437 ; Clarke, I. c. 80. 0. intermedius, var. indica, Boeek. 

 7. c. 451 {not of Steud.). 0. pseudo-bromoides, Boeck. I. c. 464 {the Nepal 

 plant). C. angulatus, Strachey Cat. PI. Kwmaon, 74; Buthie in E. T. 

 Atkinson Gaz. x. [1876] 620 (not of Nees). C. aphyllus, Boeck. I. c. 450. 

 0. pauper, C. B. Clarice, I. c. 41 (the Himal. plant not of Hochst.). — 

 Oyperacea, &riff. Itin. Notes, 32, n. 506. 



From Kcmaon to Khasia, alt. 3-6000 ft. Bengal, Chota Nagpore, and 

 Malabab. 



Usually annual. Stems 4-16 in., occasionally 0. Leaves usually i length of 

 stem, J in. wide, sometimes 0. Spikelets stouter than in P. flctvescens, 20-^0-fld. 

 Nut with longitudinally oblong cells. — Strachey's plants are depauperated, filiform, 

 bearing only 1 or 2 spikelets, and were formerly referred by me to P. pan/per, an 

 Abyssinian sp. 



** Outer cells of the surface of nut all subqnadrate hexagonal, none 

 oblong. 



t Stem decumbent at base, often clothed ^ its length by leaf-sJieaths. 



4. P. sang'uinolentus, Nees in Linnsea, ix. 283; middle-sized (or 

 depauperate and filiform), umbel simple or contracted into 1 head, spikelets 

 linear or oblong generally red-marked, glumes loosely imbricate, nut 

 obovoid biconvex almost turgid. Cyperus sanguinolentus, Vahl Enwm. ii. 

 351 ; Nees in Wight Contrih. 75 ; Thw. Enum. 342 ; Aitch. Cat. Punjab. 

 PI. 156. C. Bragrostis, Vahl I. c. 322 ? (exclnd. syn. Betz.) ; Kwnth Enum. 

 ii.T ■,Moritz. Verz. Zoll. PJl. 96 ; Strachey Cat. PI. Kwmaon, 74; Boeck. 

 in Linnxa, xxxv. 443 ; Clarke in Journ. Linn. Soc. xxi. 57, and xxv. 

 80. 0. cruentns, Boxh. Fl. Lid. i. 196 {not of Bottb.).. C. pumilus, Bottb. 

 Desc. et Ic. 29, t. 9, fig. 4 {not of Linn.). 0. atratus, Steud. in Zoll. Verz. 

 Lid. Archip. ii. 62, and PI. Gyp. 12 ; Miq. Fl. Ind Bat. iii. 259 ; Boeck. I. c. 

 446. 0. concolor, Steud. PI. Gyp. 6. C. Rehmanni, Boiss. Fl. Orient, v. 

 364. 0. grossarius, Heyne ms. C. jeminicus, Heyne ms. {not of Bottb ) 

 —Cyperus, Wall. Cat. 3318 {mainly), 3335. 



Throughout India, ascending to 10,800 ft. j from Kashmie to Assam, Ceylon,. 

 and SiNQAPOEE. — ^DiSTElB. Warm parts of the Old World. 



Glabrous. Mhizome creeping, 4-10 in., or often flowering the first year. Stem 

 4-20 in. Leaves as long as stem or much shorter, -^ in. wide. Spikelets shortly 

 spicate or clustered, J-l by i in., 6-24-fld. Glumes boat-shaped, ovate, obtuse, 3- 

 green nerves on back, sides usually red- or chestnut-marked. Nut hardly i length 

 of glume, ashy-brown. — Belongs to a very small group of closely-allied species, which 

 alone of all the Oyperea have nodes (and sheaths and leaves) far above base of stem i. 

 usually a prominent character in P. sanguinolentus, but frequently absent. Sikkini 



