Cyperus. | CLVI, CYPERACEZ (CLARKE). 329 
keel excurrent in a recurved prominent bristle. Nut as long as } the 
glume (exclusive of the mucro), oblong-obovoid.—Kunth, Enum. ii. 21 ; 
Boeck. in Linnea, xxxv. 502; C. B. Clarke in Journ. Linn. Soc. xx. 
284, xxi. 90, and in Durand & Schinz, Conspect. Fl. Afr. v. 580; 
Dur. et De Wild. in Comptes-rendus Soc. bot. Belg. xxxvi. 89; K. Schum. 
in Engl. Pfl. Ost-Afr. C. 118; Durand & Schinz, Etudes Fl. Congo, i. 
294; Urban, Symb. Antill. ii. 24; Rendle in Cat. Afr. Pl. Welw. 
ii. 110. CO. capitatus, Retz. Obs. iv. 9 (?); Kunth, Enum. ii. 97, not of 
Vandelli. C. cuspidatus, H. B. & K. Nov. Gen. et Sp. i. 204; Kunth, 
Enum. ii. 22; Boeck. in Linnea, xxxv. 496; Oliver in Trans. Linn. 
Soc. xxix. 164; C. B. Clarke in Journ. Linn. Soc. xx. 284, xxi. 88, 
and in Hook. f. Fl. Brit. Ind. vi. 598; Ridley in Trans. Linn. Soc. 
ser. 2, Bot. ii. 130. ©. squarrosus, T. Thoms. in Speke, Nile, Append. 
653, not of Linn. Dichostylis cuspidata, Palla in Engl. Jahrb. x. 296. 
: hed Guinea. Sierra Leone, Smeathman! Niger Territory: Nupe, Barter, 
569! 
Wile Land. British East Africa: Jur, Schweinfurth, 1984 partly! Madi; 
on rocky heights, Speke & Grant! Soudan, Lécard, 140! 
Lower Guinea. Gaboon: Munda; Sibange Farm, Soyaux, 342! Lower 
Congo; Msuata, Buettner, 12! Kinchassa, on Stanley Pool, Duchesne, 176! 
Stanley Pool, Hens, B, 68! Kisantu, Gillet, 502! Lutete, Hens, A, 23! Lufu, 
200-500 ft., Hens, A, 207! Angola: Pungo Andongo, 3500 ft., Welwitsch, 6910! 
7155! 7157! 7168! Golungo Alto; near Cambondo, Welwitsch, 7099! Huilla; in 
damp places in Sorghum fields, 5000 ft., Welwitsch, 6879! Humpata, Newton, 24! 
Mozamb. Dist. British Central Africa: Nyasaland; Namasi, Cameron, 13! 
Common in all tropical and warm temperate lands. 
C. aristatus, Rottb., having similar recurved points to the glumes, has been 
much confused with the present species, but differs infer alia by having the spikelets 
Spicate, not digitate. 
27. ©. reduncus, Boeck. in Linnea, xxxv. 580. Glabrous, 
annual, or (in Heudelot, 172) furnished with a rhizome 1 by ,’y in. 
Stems 2-10 in. long, tufted. Leaves as long as the stem, } in. broad. 
Umbel usually compound, 3-4 in. in diam., sometimes reduced ; bracts 
overtopping the umbel, similar to the leaves. Spikes digitate, of 3-20- 
spikelets, straw-coloured or brownish. Spikelets }-3 by }—} in., much 
flattened, 30-flowered. Glumes boat-shaped, obscurely 3-nerved; keel 
green, excurrent into a short recurved mucro. Style short; branches 
3, linear, short. Nut 3-3 the length of the glume, narrow-oblong, 
brown.—Oliver in Trans. Linn. Soc. xxix. 165; Hochst ex Boeck. in 
Flora, 1879, 550; C. B. Clarke in Durand & Schinz, Conspect. Fil. Afr. 
v. 573; K. Schum. in Engl. Pfl. Ost-Afr. C. 119. C. aristatus, 
T. Thoms. in Speke, Nile, Append. 653 partly, not of Rottb. 
Upper Guinea. Senegambia, Heudelot, 172! 286! Niger Territory: Nupe, 
Barter, 903! Ogurude, on the Cross River, Holland, 257! 
Nile Land. Upper Sennar: Fazokl, Figari! British East Africa : Jur; 
Jur Ghttas, Schweinfurth, 2433! Unyoro, in marshes, Speke & Grant ! 
South Central. Lunda: by the River Lulua, Pogge, 464! 
