Scirpus. | CLVI, CYPERACEE (CLARKE). 449 
chestnut-red ; peduncles 1-} in. long; bracts setaceous, 4-4 in. long. 
Glumes obovate-elliptic, obtuse, with a few cilia on the upper margins, 
very persistent after the nut has fallen. Hypogynous bristles 0. Style- 
branches 2, long. Nut scarcely 4 the length of the glume, orbicular, 
compressed, smooth, chestnut-black.—Rendle in Cat. Afr. Pl. Welw. ii. 
126. S. spadiceus, var. ciliatus, Ridley in Trans. Linn. Soc. ser. 2, 
Bot. ii. 156. 
Lower Guinea. Angola: Pungo Andongo; marshy places on the heights of 
Pedra Songue, Wel witsch, 6836! in the Presidium, near Catete, Welwitsch, 7166! 
3. S, fluitans, Linn. Sp. Pl. ed.2,71. Glabrous. Root fibrous. Stem 
often floating in water, elongate, branching, leafy, weak, 2-15 in. long. 
Leaves 3-21 in. long, very narrow or almost capillary. Peduncles 
axillary, 4-3 in. long, each carrying one quasi-terminal spikelet. 
Spikelet 4-} in. long, ovoid-lanceolate, dull greenish or purplish, usually 
4-10-flowered. Glumes ovate, obtuse, the lowest often containing a nut, 
deciduous, Hypogynous bristles 0. Style linear; branches 2, linear. 
Nut } as long as the glume, obovoid, compressed, pallid, smooth.— 
Sowerby, Engl. Bot. t. 216; Boeck. in Linnea, xxxvi. 485; Ridley in 
Trans. Linn. Soe. ser. 2, Bot., ii. 156 ; C. B. Clarke in Hook. f. Fl. Brit. 
Ind. vi. 653, in Durand & Schinz, Conspect. Fl. Afr. v. 621, and in 
Dyer, Fl. Cap. vii. 213; Engl. Hochgebirgsfl. Trop. Afr. 147; 
K. Schum. in Engl. Pfl. Ost-Afr. C. 125; Volk. Kilimand. 319; Rendle 
In Cat. Afr, Pl. Welw. ii. 126. S. ramosus, Boeck. in Linnea, xxxviii. 
377, Isolepis fluitans, R. Br. Prod. 221; Kunth, Enum. ii. 188; 
Rich. Tent. Fl. Abyss. ii. 498. Eleocharis fluitans, Hook. Brit. F). 
Nile Land. Abyssinia: Tigre; in stagnant water in the valley of the River 
Mareb, Quartin-Dillon & Petit! Begemeder; near Debra Tabor, Schimper, 1216 ! 
Jan Meda, 9000 ft., Schimper, 1108! 1254! 1294! and without precise locality, 
Schimper, 208! 803! 
Lower Guinea. Angola: Huilla; inthe River Quipumpunhime, Welwitsc/, 
6965! in streams on the Humpata Plain, Welwitsch, 6966! stream-swamps near 
Mumpulla, Welwitsch, 6967! 
Mozamb. Dist. German East Africa: Kilimanjaro, 8800 ft.; Marangu, 
Volkens, 1310! and Schira, Volkens, 1950! 
In cool places throughout the Old World, from Europe and the Cape to New 
mea; in the Tropics on mountains. 
4. S. nervosus, Boeck. in Linnea, xxxvi. 484. Glabrous. Rhizome 
up to lin. long, thread-like. Stem 2-5 in. long, slender, with 1 quasi- 
terminal head, no node between the head and the base. Leaves 3 the 
length of the stem, setaceous. Spikelet } in. long, ovoid-lanceolate, 4—10- 
Owered, lowest glume not bract-like. Glumes ovate, obtuse, blackeh 
With green back. Hypogynous bristles 0, Style linear ; branches 2, 
linear. Nut 4 the length of the glume, narrowly obovoid, plano-convex. 
—Engl. Hochgebirgsfl. Trop. Afr. 147; ©. B. Clarke in Durand & 
Schinz, Conspect. Fl. Afr. v. 628. Zsolepis nervosa, Hochst. ex A. Rich. 
Tent. FI, Abyss. ii. 499. J. fuscescens, Steud. Syn. Pl. Glum. ni. 92. 
Nile Land. Abyssinia: Samen; Enjedcap, Schimper, 551! 
VOL, virr, é 2a 
