368 CLVI. CYPERACE (CLARKE). [ Cyperus. 
obovoid ; otherwise as C. rotundus.—K. Schum. in Engl. Pfl. Ost-Afr. 
Os b2: 
Wile Land. British East Africa: Rabai Hills, near Mombasa, Taylor / 
This is very near C. rotundus ; the broad nut differs, also the very long flaccid 
leaves. 
105. C. fenzelianus, Steud. Syn. Pl. Glum. ii. 33. Tall. Stolons 
long, thick. Leaves and bracts long. Umbel open. Spikelets white 
or straw-coloured, becoming in age dusky straw-coloured, with very 
little or no red about them; otherwise as C. rotwndus.—Boeck. in 
Linnea, xxxvi. 297; C. B. Clarke in Hook. f. Fl. Brit. Ind. vi. 615, 
and in Durand & Schinz, Conspect. Fl. Afr. v. 562. C. pallescens, 
Boiss. Fl. Orient. v. 376; Aschers. & Schweinf. Ill. Fl. Egypte, 157, 
not of Desfont. C. ochreoides, Steud. Syn. Pl. Glum. ii. 34. C. tenui- 
Jlorus, Balf. f. in Trans. Roy. Soc. Edin. xxxi. 305, not of Rottb. 
C. longus, var. pallidus, Boeck. in Linnea, xxxvi. 280 excl. syn. C. mates, 
not of Boiss. C’. longus, var. pallescens, C. B. Clarke in Journ. Linn. 
Soe. xxi. 164. C. rotundus, Boeck. in Flora,,1879, 554. C. lamarek- 
anus ?, Hochst. in Kotschy, Exsicc. 222, not of Schultz. C. olivaceus, 
Fenzl ex Steudel, lc. ©. Volkensii, K. Schum. in Volkens, Exsicc. 
1675. 
Upper Guinea. Senegal: at Lake Guier, Roger! Richard Toll, Dollinger, 
22! Cameroons: Bipindi, Zenker, 898 ! 
Mile Land. Nubia: Sedab, between Berber and Khartoom, Schweinfurth, 
525! Sennar, Kotschy, 171! Kordofan: around ponds at Kohn Mountain, Kotschy, 
222! and without precise locality, Pfund, 608! Somaliland, 700-2500 ft., Teleki / 
British East Africa: Witu; Gregory / 
Mozamb. Dist. German East Africa: Usambara, Holst, 2032! Karagwe 5 
Kafuro, 4500 ft., Stuhlmann, 1839! 1889! Kagera River, Stuhlmann, 1949! River 
Sanju, 3000-3500 ft., Volkens, 1675! 
Also in North Africa, Arabia, Persia and India. : 
This species is hardly distinguishable from C. rotundus but by its large size, 
flaccid habit, and absence of red in the spikelets. 
106. ©. fissus, Steud. in Flora, 1842, 593. Stems about 6 in. 
long. Umbel contracted nearly into a head, of few spikelets. ee 
nective of the anthers produced in a narrow triangle, so that the 
anthers may be called crested ; otherwise as (. rotundus.—Steud. Syn. 
Pl. Glum. ii. 30; A. Rich. Tent. Fl. Abyss. ii. 487; Boeck. in Linnea, 
xxxv. 526; C. B. Clarke in Durand & Schinz, Conspect. Fl. Afr. v. 
562; Engl. Hochgebirgsfl. Trop. Afr. 140. 
Nile Land. Abyssinia: Samen; in mountain meadows at Gessgessa, gene po 
992! and without precise locality, Quartin-Dillon & Petit / British East Africa: 
Sabaki River, Gregory, 102! 
This is another species separated on slight grounds (the cresting of the ager 
tive) from C. rotundus. The 8 collections known all agree, however, in the sm 
size, contracted umbel, and strongly-coloured spikelets. 
107. C. tuberosus, Rotib. Descr. et Ic. 28, t. 7, 9: es ae 
large plant, with large open umbel. Rays of umbel slender (i 
