808 CLvi. CYPERAOEiE (clarke). [Juncellus. 



Upper Guinea. Senegal : Heudelot, 313 ! Upper Senegal, Lecard, 224 I 

 Togo, Kling, 213 ! Niger Territory : Xupe, Barter, 1 563 ! Baikie ! 



M'lle Xiand. Soudan, iecarc?, 133! British East Africa : Jur; Jur Ghattas, 

 Schweinfurth, 2081 ! 1939 partly ! 



XiO'wer Crulnea. Angola: Pungo Andongo ; marshes between the Praesidium 

 and Quilanga, and on the banks of the River Casalale, Welwitsch, 6918 ! 7156 ! 



Soutb Central. Congo Free State : Lulua River, Pogge, 1569 ! 1584 ! by the 

 Kasai River, Duchesne, 217 ! 



This species has differentiated itself into Juncellus, but has not- broken its 

 connection with Cyperus entirely yet. 



o. J. pygmseus, C. B. Clarke in Hook. f. Fl. Brit. Ind. vi. 596. 

 Annual. Stems 1-10 in. long, usually in dense large tufts. Leaves 

 often longer than the stem, yt^J ^^- b'oad, flaccid, green. Inflorescence 

 a dense compound head of very many (often 100)spikelets ; bracts 3-8, 

 dilated at the base, lowest up to 3-6 in. long, similar to the leaves. 

 Spikelets ^^ by ^ in., compressed, green to pale brown, 8-24-flowered ; 

 rhachilla persistent often curved or twisted. Glumes close-packed ; nut- 

 bearing glumes distichous, boat-shaped, regularly deciduous beginning 

 from the lowest. Style with 2 linear branches. Nut J-J the length 

 of the glume, ellipsoid, plano-convex, brown, smooth. — C. B. Clarke 

 in Durand & Schinz, Conspect. Fl. Afr. v. 546. Cyperus pygmceus, 

 Rottb. Descr. et Ic. 20, t. 14, figs. 4-5 ; Kunth, Enum. ii. 18; Coss. h 

 Durieu, Expl. Sc. Alger. Glum. 252; Schweinf. P3. Nilot. 41, and Beitr. 

 Fl. Aethiop. 215 ; Boeck. in Linnsea, xxxv. 493 (excl. var. /3), and in 

 Flora, 1879, 548 ; C. B. Clarke in Journ. Linn. Soc. xx. 282, and xxi. 

 28-30, 81, t. 2, figs. 10-lOa, incl. var. ^; Aschers. & Schweinf. 111. Fl. 

 Egypte, 156. C. michelianus, Delile, Fl. ^gypt. Illustr. 50. Isolepis 

 micheliana, Benth. in Hook. Niger Fl. 553. Dichostylis pygmcea^ Nees 

 in Linnaea, ix. 289. Pycreus pygmceus^ Nees in Linnaea, ix. 283. 



Upper Guinea. Senegal, Lelievre ! Galam, Reudelot, 387. 



Ifile Iiand. Near Khartoum, PethericJc ! Tutti Island, near Khartoum, 

 Kotschy, 329 ! banks of the Nile between Old Dongobi and Messaurat, Bromfield I 

 at the 6th Cataract, Schweinfurth, 488! White Nile, Schweinfurth, 620! 8521 

 Kordofan, Pfund, 482 ! 609 ! Sennar, Rartmann, 1h1 ! 



Also in North Africa and the Orient, India, China, Amurland, Malaya, 

 and Australia. 



4. J. Isevigatuj^, C. B. Clarke in Hook. f. Fl. Brit. Ind. vi. 596. 

 Rhizome woody, creeping horizontally, long and with solitary distant 

 stems or short and with crowded stems, their bases enclosed by 

 imbricate shining chestnut-red scales. Stems 6-24 in. long, roundish, 

 somewhat fleshy. Leaves usually short or scarcely any, sometimes 

 exceeding the stem, -j^J in. broad, the upper part terete-trigonous. 

 Spikelets 1-30, in one apparently latera,l head, straw-coloured ; bracts 

 2, lower as though a continuation of the stem 1-3 in, long, similar to 

 the leaves (when those are developed) ; spikelets J by -^ in., compressed, 

 but thick, with parallel sides, 12-24-flowered. Glumes close-packed, 

 broad -elliptic, obtuse, rounded on the back, the nut-bearing ones falling 

 seriatim from the base of the persistent rhachilla. Style with 2 linear 

 branches. Nut J-f the length of the glume, obovoid, plano-convex. 



