592 CLxxii. CYPBEAOE^. (C. B. Clarke.) IPycreus. 



cens, TJiw. Enum. 342; Aitch. Cat. PI. Punjab 155. 0. polystaohyns, 

 Strachey Cat. PI. Kumaon, 74; Duthie in E. T. Atkinson Gaz. x. 620.— 

 Oyperus, Wall. Cat. 3318. 



N. India ; alt. 0-6000 feet, from Kashmik to Chota Nagpoee and Assam. — 

 DisiBlB. Temp, and trop. old world. 



Glabrous. Stems tufted, 4-24 in. Leaves 4-12 by A in., weak. Umbel 

 rays up to 2i in., usually yery short; bracts 4-8 in. Bpilces snbglobose. Spikelets 

 5-50, J by i in., 40-fld. GHum,es ovate, obtuse. Stamens 2 ; anthers small, mnti- 

 cous. Nut i length of glume. — The Himal. plant is identical with the European ; 

 its spikelets are rather broad, ferruginous-green, and the glumes are (in fruit) rather 

 loose, thin. In the Khasia Hills the glumes are often browner, chestnut, or very 

 black, rigid, tightly imbricated. 



Var. p. nilagiricus, C. B. Clarke in Journ. Linn.'Soc. xxi. 49; spikelets narrower 

 more rigid, glumes (even in fruit) rigidly imbricated not inflated straw-colrd. or 

 brown or (more often) chestnut or black. Oyperus nilagiricus, Hochst. ms. ; Sfeud. 

 Sgn. Ct/p. 2 ; BoecTi. in Linncea, xxxv. 457. 0. atro-ferrugineus, Steud. I. c. 2. 0. 

 Junghuhnii, ffig. M. Ind. Sat. iii. 260. C. ater, Dalz. ^ Gibs. Bomb. M. 2^3 

 (not of VaJil.). C. luciduaand lividus, Seyne ms. C. Eragrostis, Bottler, ms. 

 C. semiteres, Seyne ms.. Wall. Cat. 3310. — The Deccan Peninsula and Ceylon. — 

 DiSTElB. Afric, S.E. Asia, Austral. — This var. is founded on the narrower spikelets j 

 colour is accidental. 



Var. 7 striata, C. B. Clarke, I.e. ; spikelets narrower straw-colour or yellow less 

 compressed frequently short 6-12-fld. sometimes curved or twisted, glumes closely 

 packed but loosely imbricated. Oyperus strictns, Lam. III. i. 146 ; Boxb. Fl. Ind. 

 i. 200 ; Kwnth Ervum. ii. 12 j Miq. FL Ind. Bat. iii. 258. C. tortuosus, Koenig ms. ; 

 Bomb. I. c. 197 ; Nees in Wigbi Contrib. 75 ; Kunth I. c. 16. C. divaricatus, Serb. 

 Ham; Wall. Cat. 3312 (partly). — ^N. India, from the Punjab to Assam, Chittagong 

 and Chota Nagpore. — Distbib. Asia, Afric. 



8. P. polystachyus, Beauv. Fl. Owar. II. 48, t. 86, fig. 2 ; mnbel 

 apparently simple or contracted into 1 head, spikelets clnstered even in 

 fruit snberect (see var. i8) linear many-fld. dusky straw-colour often red- 

 marked, nut oblong nearly symmetric truncate. Oyperus polystachyus, 

 Br. Prod. 214 ; Boxb. Fl. Ind. i. 193 ; Nees in Wight Contrib. 75 ; Kunth 

 Fnwm. ii. 13; Lalz. & Oihs. Bomb. Fl. 281; Thw. Enum. 342; BoecJc. in 

 Zinnsea, xxxv. 477 ; Boiss. Fl. Orient, v. 365 ; G. B. Clarke in Journ. Linn. 

 Soc. XX. 280 and xxi. 51. C. odoratus, Linn. Sj>. PI. col. i. 46. 0. tereti- 

 fructus, Steud. in Zoll. Verz. Ind. Archip. ii. 62 and Syn. Oyp. 3. C. 

 strigosus, Wight ms. 0. corymbosus, Boxb. ms. {not of Bottb.). C. filiformis, 

 Herb. Seyne, Wall. Cat. 3320 A. {'partly). 0. bicarinatus, Herb. Hevne 

 Wall. Cat. 3333.— Oyperus, Wall. Cat. 3340. 



Near the coast of India from Sind to Singapobe ; common. Silhet, SooTc.f. & 

 T. T. — Distbib. all warm especially maritime regions. 



Glabrous. Stems 12-30 in., sometimes 0. Leaves overtopping stem or much 

 shorter, ^ in. broad, weak. TJmbel rays 1-7, up to 0-2 in. ; spikes compound of 

 10-50 spikelets; bracts 3-6, spreading, up to 4-16 in. spikelets f by Jj in., 20-50- 

 fld. Glumes boat-shaped, ovate, muticous, papery, not rigid. Stamens 2 (usually) • 

 anthers small, oblong. Jyut compressed, biconvex, black, ^ length of glume. 



Var. /3. laxiflorus, Benth. PI. Austral, vii. 261 ; spikes more open, spikelets in 

 fruit rectangularly spreading subsolitary, often more tinged with yellow red or 

 brown. Oyperus paniculatus, Bottb. Bescr. etic. 40. 0. plenus, Seyne ms. • Kunth 

 Enum. ii. 12. 0. geminatus, Heyne ms. C. Hookerianus, Amott ms ' '(not of 

 Thwaites). ^ ' 



The Deccan, and Malay Peninsulas, and Cetlon, frequent.— Distrib. all hot 

 regions. 



