Buli stylis.| CLYI. CYPERACEZ (CLARKE). 445 
in. long, rusty brown not green, narrow-lanceolate. Spikelets } by }in. 
and upwards, subcylindric, rusty brown. Glumes boat-shaped, ovate, 
hardly acute, minutely pubescent ; keel paler, hardly excurrent. Nut 
} the length of the glume, trigonous, obovoid, truncate, pallid, smooth, 
obscurely waved transversely. Style longer than the nut; branches 3, 
long ; base persistent on the nut, smull, conic, black-brown.—Rendle in 
Cat. Afr. Pl. Welw. ii. 125. 
Lower Guinea. Angola: Huilla; on low hills at the edges of wo ds 
near Catumba, Welwitsch, 6952! 
36. B. oritrephes, (. B. Clarke in Durand & Schinz, Conspect. 
Fl. Afr. v. 615. Rhizome short, horizontal, woody. Stems densely 
tufted, 16 in. long, slender, at the top glabrous. Leaves 1 the length 
of the stem, setaceous; sheaths hairy, with long white hairs in the 
throat. Umbel simple, with 2-4 long-pedicelled spikelets; bracts 
setaceous, less than } in. long. Spikelets } by 4/5 in., ellipsoid, chestnut- 
brown. Glumes boat-shaped, ovate, obtuse, pubescent. Nut less than 
} the length of the glume, trigonous, obovoid, truncate, pale brown, 
smooth. Style as long as the nut ; branches 3, linear; base persistent 
on the nut, small, ovoid, depressed, black-brown.—Rendle in Cat. Afr. 
Pl. Welw. ii. 125. Fimbristylis oritrephes, Ridley in Trans. Linn. Soc. 
ae Bot. ii. 155. F. orytrephes, K. Schum. in Engl. Pfl. Ost-Afr. C. 
dD. 
Lower Guinea. Angola: Golungo Alto; in mountainous places east ot 
Banza de Quilombo, Sobato Quilombo, 2200 ft., Welwitsch, 7016! slopes of the 
Queta Mountains, Welwitsch, 7020! 
37. B. trichobasis, (. B. Clarke in Durand & Schinz, Conspect. Fl. 
Afr. vy. 616. Rhizome short, horizontal, hardly any except the thickened 
bases of the stems almost confluent in a row (or 2 rows). Stems 
8-12 in, long, setaceous, at the top glabrous. Leaves occasionally up to 
1-2 in. long, setaceous, usually very short or hardly any but the pale 
brown lateral continuation of the sheath, much long white hair 
about the sheaths. Umbel about 1 in. in diam., with 3-10 spikelets, 
Some of which are solitary and very short pedicelled ; bracts setaceous, 
much shorter than the umbel. Spikelets } by } in., oblong or ellipsoid, 
6-10-flowered, dark chestnut-coloured. Glumes boat-shaped, ovate, 
pubescent, tip triangular, keel paler. Nut less than } the length of the 
glume, trigonous, obovoid, pale brown, wavy transversely. Style nearly 
as long as the nut; branches 3, long; base persistent on the nut, small, 
ovoid depressed, black-brown.—B. oritrephes, C. B. Clarke in Trans. 
Linn. Soc. ser. 2, Bot. iv. 54 partly. Scirpus trichobasis, Baker in 
Journ. Linn. Soc. xx. 298. Fimbristylis cinerea, Ridley in Journ. Linn. 
Soc. xx. 335. 
Wile Land. British East Africa: Ankole; east side of Lake Albert Edward, 
Scott-Elliot, 8047! 8077! 
Lower Congo: Kisantu, Gillet, 333! 
Lower Guinea. 
British Central Africa: Nyasaland; Kondowe to Karonga, 
Mozamb. Dist. 
