396 CLVI, CYPERACE (CLARKE). [ Cyperus. 
at the top. Leaves often }—} the length of the stem, 4—} in. broad. 
Umbel compound or nearly simple, 3-12 in. in diam.; bracts 3-5, 
similar to the leaves, as long as the umbel or longer. Spikes of 4-30 
spikelets. Spikelets }-? by 51, in., with parallel sides, compressed 
but more or less turgid, from pale yellow to deep brown, 6-30- 
flowered; rhachilla winged. Glumes obscurely keeled, muticous, 
prominently striate. Nut scarcely $ the length of the glume, obovoid ; 
style much shorter than the nut, with 3 often much exserted branches. 
—Kunth, Enum. ii. 61; Boeck. in Linnea, xxxvi. 287 ; Coss. & Durieu, 
Expl. Scient. Algér. Glum. 246; C. B. Clarke in Hook. f. Fl. Brit. 
Ind. vi. 616, in Durand & Schinz, Conspect. Fl. Afr. v. 559, in Bull. 
Herb. Boiss. iv. Append. iii. 29, and in Dyer, Fl. Cap. vii. 180; Ridley 
in Trans. Linn. Soc. ser. 2, Bot. ii. 138 partly ; Engl. Hochgebirgsfl. 
Trop. Afr. 142; K. Schum. in Engl. Pfl. Ost-Afr. C. 120; Durand & 
Schinz, Etudes Fl. Congo, i. 287; Volk. Kilimand. 285; De Wild. & 
Durand in Comptes-rendus Soc. bot. Belg. xxxvi. 88; Urban, Symb. 
Antill. ii. 33; Rendle in Cat. Afr. Pl. Welw. ii. 117. C. phymatodes, 
Muhl. Descr. Gram. 23; Kunth, Enum. ii. 62; Schweinf. Beitr. Fl. 
Aethiop. 215. C. melanorrhizus, Del. Fl. Aigypt. Tllust. 50. C. sewr- 
poides, R. Br. ex Hochst. in Flora, 1841, i. Intell. 21. C. rotundus, 
var. (an (’. lucidulus, Klein 2), Benth. in Hook. Niger Fl. 550 in Obs. 
C. Buchanani, Boeck. Cyp. Novae, i. 4. (. chrysostachys, Boeck. in 
Flora, 1859, 438 bis. C. awricomus, herb. Sieber. partly. 
Upper Guinea. Cape Verd Islands, Cardosa, 250! Moseley / Bolle! Senegal, 
Heudelot, 518! Leprieur, 2! Roger! Lécard, 117! Sierra Leone, Vogel, 31! 
Dahomey, Newton / River Niger, Baikie / Cameroons: Yaunde, 2600 ft., Zenker 
& Staudt, 517! 
Nile Land. Eritrea: near Keren, Steudner, 903, partly! Kordofan, 
Kotschy, 52! Pfund, 632! Abyssinia, Schimper, 21! 62! 273! 1205! 1246! 
British East Africa: Jur; Kurshook Ali’s Seriba, Schweinfurth, 1731! Kivata in 
Ruwenzori region, 6000 ft., Scott-Elliot, 7740 ! 
Lower Guinea. Princes Island, Mann / Wower Congo ; near Stanley Pool = 
Kinchassa, Hens, B,49! Boma, Hens, 392, partly! Angola: Dondo, Mechow, 9g! 92! 
Underton and San Salvador, Buettner, 6! 17 ! Malange, Pogge, 463! Golungo Alto; 
in gravelly places at the foot of Mount Cungulungulo, Welwitsch, 7098! around 
Sange and throughout Sobato Bumba, Welwitsch, 7102, partly! Pungo Andongo ; 
near the Presidium, Welwitsch, 6907, partly! German South-west Africa: Dam- 
maraland, cultivated specimen / 
South Central. Congo Free State, Dewévre, 474! : 
Mozamb. Dist. Zanzibar, Taylor! German East Africa: Kilimanjaro, 
3500-5000 ft., Volkens, 660! 2111! Lake Tanganyika, Cameron! British Central 
Africa: Nyasaland; Shire Highlands, Buchanan, 23! Namasi, Cameron, 14: 
Zomba, 2800-3500 ft., Whyte ! and without precise locality, Buchanan, 446! 
In nearly all warm countries, abundant in America. : 
The bulbs are roasted and eaten in Dammaraland, as in many other countries. 
This species is much confused with the universal C. rotundus, from which it is most 
readily distinguished by the markedly striate glumes. 
84. C. articulatus, Linn. Sp. Pi. ed. 2,66. Glabrous. Stolons 
long, hardening into stout woody rhizomes. Stems 3-6 ft. high, at the top 
