442 CLVi. cvPERACE^: (clarke). [Bulhostylis. 



Kirk ! British Central Africa : Xyasalaiid ; Karo;i-a tu Koiidowe, 2000-6000 ft., 

 Whyte I and without prvjcise locality, Buchanan, 66 ! 



Also in Madagascar. 



This species differs little except in habit from B. capillaris, Kunth, to which, 

 however, no author has hitherto referred it. 



2^. B. coleotricha, C. B. Clcirke in Durand d- Schinz, Coiispect. 

 Fl. Afr. V. 613. Rhizome 0. Stems 4-16 in. long, densely tufted, very 

 slender, at the top minutely hairy. Leaves h the length of the stem, 

 setaceous ; sheaths hairy, and with long white hairs in the throat. 

 Umbel 2 in. diam., compound or simple, with numerous solitary spike- 

 lets ; but in the depauperated specimens of Schimper (the "type ") the 

 stems have only 1-3 spikelets each ; bracts setaceous, often over- 

 topping the umbels, prominent in the younger examples. Spikelets 

 J^ by ^-J in., ovoid, brown. Glumes boat-shaped, ovate, obtuse, 

 pubescent; keel- green, 1-3-nerved. Style as long as the nut ; branches 

 3. Nut ^ the length of the glume, triquetrous, obovoid, truncate, pale 

 brown, smooth, appearing dotted, not transversely wavy (i.e. the outer- 

 most cells subquadrangular) ; style-base persistent on the nut :is a 

 small dark button. — Fim.bristjjlis coleotricha, Hochst. ex A. Rich. 

 Tent. Fl. Abyss, ii. 506. Scirpus coleotrichus, Boeck. in Linnsea, xxxvi. 

 763, and in Flora, 1879, 563. 



Upper Guinea. Upper Senegal, Lecard, 109 ! Niger Territory : Nupe, 

 Barter, 339 ! 357 ! 531 ! 550 ! Old Calabar, Mann, 2331 ! 



IS'lle Ziand. Gallabat: region of Matamma, Schweinfurth, 2029! 2038! 

 Abyssinia: Gafti, Schimper, 1226! British East Africa: Jnr; Jur Ghattas, 

 Schweinfurth, 2083 ! 2305 ! 



IMCozamb. I>lst. British Central Africa : Lake Moero, Changois I 



Var. /3 lanifera, C. B. Clarke in Duraiid & Schinz, Conspect. Fl. Afr. v. 613 partly. 

 Lowest sheaths with much ferruginous hair at tlie bsise ; bracts much shorter than the 

 umbels ; spikelets with fewer more loosely packed glumes. — Scirpus laniferus, Boiok. 

 in Linnsea, xxxvi. 768. Fimhristylis lanifera^ K. Schum. in Engl. Ptl. Ost-Afr. C, 

 125? 



Upper Culnea. Niger Territory : Nupe, Barter, 1030! Lagos, Millen, 105. 



Xiower Guinea. Corisco Island, Mann, 1887 ! 



Mozamb. Blst. British Central Africa : Nyasaland, ex K. Schumann. 



29. B. Johnstoni, C. B. Clarke. Annual. Stems tufted, 4-10 

 in. long, setacepuPj at the top glabrous. Leaves J-J the length of the 

 stem, almost capillary ; sheaths hairy, and with long white hairs in the 

 throat. Umbel simple, of 5-1 solitary spikelets ; bracts setaceous, 

 about as long as the umbel. Spikelets i by yV-yV ^°-' oblong- 

 ellipsoid, rusty-brown, often with a few long white hairs. Glumes 

 boat-shaped, ovate, pubescent ; keel yellowish, minutely excurrent. 

 Nut scarcely J the length of the glume, trigonous, oblong-ellipsoid, 

 pale yellow, obscurely striated lengthwise and horizontally barred, i.e. 

 the outermost cells transversely elliptic-oblong, arranged nearly in 

 vertical series. Style longer than the nut ; branches 3, rather short ; 



