616 CLXXII. OYPERACEX. (C. B. Clarke.) LCyper 
fleshy sometimes almost spongy, when dry convolute.—Habit and general aspect of 
C. lonyus, but the root of large states of C. rotundus. Schweinfurth, who ri 
studied this whole series of species alive, doubts if any line can be drawn between t 
longus and C. rotundus. 
583. C. subcapitatus, 0. B. Clarke; stems and leaves long slender, 
umbel as though lateral of 24 spikelets contracted or subcapitate, lowe 
bract long narrow as though a continuation of the stem (otherwise near 1 
as C. rotundus). O. polystachyus, Rottb. Descr. et Ic. 39, t. 11, fig. 
—Cyperus, Wight in Wall. Cat. n. 3316. 
DECCAN PENINSULA; Wallich, NinaniRi HILLS8; alt. 2000 ft., Gamble. d 
Stem 20 in., at top less than Ae in. in diam., at base oblique nodosely thicken 
then abruptly contracted into a long slender rhizome. Leaves somewhat shorter 
than stem, i-i in. broad. Umbel rays 0-} in. Spikelets slender, ferruginous- 
brown. 
54. C. tuberosus, Rottb. Descr. et Ic. 98, t. 7, fig. 1, fide Boock i 
stolons elongate rather slender, stem tall at base bulbous woody, um ) 
evolute rays slender (in form O. tenuiflorus, sp. Roxb., very slender 
spikelets linear (in form C. tenuiflor. very slender), glumes 1 ws 
not closely imbricated (otherwise as (C. rotundus), Roxb. Hort. Beng. 
§ Fl. Ind. i199; Kunth Enum. ii. 50 (in small part) ; Boeck. in Ling 
xxxvi. 285 (excl. the Cape plants and descrip. of nut). C. Pangorel, oi 
Obs. iv. 10 (not of Rottb. or Roxb.). C. lucidulus, Klein; Link. Jahr ‘979 
86 (not of C. B. Olarke). ©. rotundus, Benth. Fl. Austral. v. ja 
(chiefly). C. rotundus (tenuiflora) Thw. Enum. 343. C. rotundus, "7. 
procerula, C. B. Clarke in Journ. Linn. Soc. xxi. 172 (in great pore 
rotundus, var. acuta, Boeck. l.c. 230. C. tenuiflorus, Roxb. 1. c. 199; 
in Wight Contrib. 82 (Indian plant); Dalz. & Gibs. Bomb. Fl. 284; i. 
Wats. in E T. Atkinson Gaz. x. (1876), 393; Trimen in Journ. Bot. pe 
140; C. B. Clarke in Journ. Linn. Soc. xx. (1883), 193 and xx 174( A 
Rottb. or Boeck.). C. procerulus, Nees in Wight Contrib. 82; Kan ; 
Enum, i. 91. C. Retzii, Nees ie: Kunth l.c. 79 ; Thw. Enum. C 
C. hexastachyus, Nees l.c. (partly). ©. Roestelii, Kunth l.c. 9 FL 
pertenuis, Bojer Hort. Maurit. 379 (not Roxb.) C. longus, Baker ^. 
Maurit. 411. ` C. mitis, Steud. Can, 316 (cf. Boeck. in Flora, 1859, P- 
C. procerus, Herb. Rozb.; Wall. Cat. 3329, A. 
CEYLON; Thwaites, nn. 3750, 3966, Deccan Peninsula; Wallich, Wye 
Bencar; Wallich, Grifith (Kew Distrib. n. 6141).—DISTRIP. Mauna 
Austral. and 
,Equal in size to the large forms of C, rotundus, but has slenderer pulp 
spikelets, It is C. tuberosus of herbs of Konig, Rottler and Roxburgh ; the iler, 
Rottboel (tuberosus) does not agree very well; but, as it is satisfactory to Boee (o: 
and as it is impossible to identify an old picture without analyses, it saves init 
tion to accept his identification, rather than to separate further the C. tuberos 
Rottler (and others) from that cf Rottboell. 
95. C. esculentus, Linn. Sp. Pl. 67; stem at base erect, stolons 
lateral long very slender bearing tubers, leaves and bracts long, 
yellow or yellow-brown, glumes over nearly their whole breadth P. 
striate (otherwise as C. rotundus). Kunth Enum. ii. 61; Boeck. in 
xxxvi. 287; C. B. Clarke in Journ. Linn. Soc. xx. 293 and XXi I ug 
Tenorii, Presi. ; Reichb. Ic. Fl. Germ. viii. 32, t. 281, fig. 670. 0. pam 
and C. jeminicus, Herb. Heyne; Wall. Qat. 3354. 
