Gyperus.^ clvi. CYPERACEiE (clarke). 327 



C. crassipes, Vahl, Enum. ii. 299; Beauv. Fi. Owar, il. G3, t. 97, tig. 1; Kunth, 

 Enum. ii. 82; Boeck. in Linnaea, xxx'/. 539. C. scirpoides, Vahl, Enum. ii. 311; 

 Schumach. Beskr. Guin. PI. 34; Kunth, Enum. ii. 107. C. Jardini, Steud. in 

 Jardin, Herbor. 7, and Syn. PI. Glum. ii. 28. C. cephalostachyus, Stoud. Syn. PI. 

 Glum. ii. 315 (from Africa, not America, as Steudel states). 



Upper Guinea. Senegal, JKo^er .' Senegambia : Mbidjem, Thierry, Ho\ and 

 without precise locality, J?ew(^e^o<, 478 ! Cape Verd Islands, Cunningham! Bolle ! 

 Lowe! Sierra Leone, Smeathman ! Afzelius ! Lagos, Millen, 160! Own re, 

 Beauvois 1 



lao-wer Guinea. Congo, Smith ! Loango, Jardin ! 



2:3. C. Frerei, C. B. Clarke in Durand <£.• Schinz, Conspect. Fl. 

 Afr. V. 56:J. Glabrous. Rhizome creeping, J-J in. in diam. ; nodes 

 very short; roots not woolly. Stems 12-16 in. long, subsolitary, at 

 the top trigonous and smooth. Leaves ^-| the length of the stem, 

 narrow, green, flat. Umbel (with rays hardly \ in. long) contracted 

 nearly into a dense head 1-2 in. in diam.; bracts 3-4, the lowest A\ 

 in. long, similar to the leaves. Spikelets up to 1 by \ in., compressed, 

 reddish, 80-40-flowered. Glumes closely packed, elliptic, hardly 

 mucronate, 13-ribbed. Style as long as the nut; branches :>, linear, 

 long, much exserted. Nut | the length of the glume, obovoid, trique- 

 trous, shining black. — K. Schum. in Engl. Pfl. Ost-Afr. C. 121. 



Xrile Xiand. British East Africa: Frere Town and Rabai Hills, near Mom- 

 basa, Taylor ! 



24. C. cancellatuSy Ridley in Trans. Linn, Soc. sefi'. 2, Bot. ii. \M. 

 A slender, glabrous, green annual. Stems 4-8 in. long, tufted. 

 Leaves as long as the stem, j^-J in. broad, sometimes smaller. Umbel 

 compound, loose ; rays up to 3-4J in. long ; bracts as long as the rays, 

 similar to the leaves. Spikelets 1-4 together, digitate, green, red- 

 spotted, linear, i by jV i"-, with parallel sides, compressed, G-24- 

 flowered. Glumes close-packed, ovate, hardly nerved ; keel green, 

 ended by a broad triangular point. Style-branches 3, hardly exserted. 

 Nut minute, obovoid, trigonous, white, verrucose, almost tubercular 

 (scarcely cancellate). C. B. Clarke in Durand cfe Schinz, Conspect. Fl. 

 Afr. C. 551 ; K. Schum. in Engl. Pfl. Ost-Afr. C. 118; Rendle in Cat. 

 Afr. PI. Welw. ii. 110. 



wile Xiand. British East Africa : Ral ai Hills, near Mombasa, Taylor ! 



Iiower Guinea, Angola: Pungo Andongo; between Muta Lucala iind 

 Lombe, and banks and streams near Cabonda in the Praesidium, Weltcitsch, mUV. 

 rice-fields near Cagbuy, Welwitsch, 6917 ! Huilla; spongy grounds in tlie wiMiiis of 

 Monino, 5000 ft., Welwitsch, 6862 ! 



25. C. amabilis, TaAZ, E7ium. ii. :U8. Glabrous, slender, annual. 

 Stems 2-8 in. long, tufted. Leaves ^-J the length of the stem, /., in. 

 broad, weak. Umbel compound or simple, rarely reduced to 1 head ; 

 rays sometimes 14, up to 4 in. long; bracts up to 2-4 in. long, usually 

 shorter than the umbel, similar to the leaves. Spikelets 3-10 together, 

 subdigitate, golden-brown, f by yV-T- i"-' compressed, 16-3b-flowered. 

 Glumes ovate, boat-shaped, obtuse, the mucro very minutely «.r 



