"390 xcn. scrophulariace.e (hemsley and skan). [Buchnera. 



obovate, If- 3 lin. long, 1|— 2J lin. broad. Anthers acute. Style li lin. 

 long. 



IVCozamb. Dist. British Central Africa: Nyasaland; McClounie, 123, 



partly ! 



33. B. nigricans, Skan. An erect rather rigid annual branched 

 herb about 1 ft. high, drying black, shortly and hispidly pubescent. 

 Leaves subsessile, opposite, linear-lanceolate, up to 1A in. long and 2 lin. 

 broad, acute, entire, hispidly pubescent, scabrid. Spikes terminal, un- 

 interrupted, somewhat densely-flowered, slender, cylindric, li— 2 in. 

 long ; bracts quadrifariously imbricate, ovate, elliptic or somewhat 

 rhomboid, up to 2 lin. long and 1^ lin. broad, acute, pilose, slightly 

 keeled ; bracteoles lanceolate, lj-lf lin. long, acute, pilose. Calyx 

 about 2f lin. long, scarious, 7-8-nerved, 4-toothed, deeply slit down on 

 the upper side, pilose on the upper part chiefly on the teeth ; teeth ovate 

 ■or deltoid, acuminate, \- f lin. long. Corolla at first glossy yellow, 

 turning to green and Anally to black when dry (Welw Itsch) ; tube about 

 4 lin. long and \ lin. broad, curved, slightly contracted at the throat, 

 minutely and sparingly pilose above ; limb stellate ; lobes narrowly 

 oblong, about If lin. long, fleshy, undulate, somewhat involute along the 

 margins or conduplicate in the dried state. Anthers rather obtuse. 

 Style about If lin. long. Capsule cylindric-oblong. — Stellularia nigri- 

 cans, Benth. in Hook. Ic. PI. c. 1318. S. oiigrescens, Benth. I.e. ; Hiern 

 in Cat. Afr. PJ. Welw. i. 774, partly. Benthamistella nigricans, 0. 

 Ivuntze, Bev. Gen. PI. ii. 458. 



Lower Guinea. Angola : Huilla ; near Catumba, WelwitscJi, 5838 ! 



34. B. benthamiana, Skan. The following characters distinguish 

 this from B. nigricans : Leaves narrowly linear. Spike 5 in. long, more 

 slender, less densely-flowered ; bracts lanceolate, 2J-3 lin. long, acumi- 

 nate, rather more pilose. Calyx slightly narrower, more pilose ; teeth 

 narrower and longer. Corolla at first purple, then greenish, black when 

 dry (Welwitsch), otherwise the same. Style 1 lin. long. — Stellularia 

 nigrescens, Hiern in Cat. Afr. PI. Welw. i. 774, partly. See note by 

 Bentham in Hook. Ic. PI. xiv. 13, under t. 1318. 



Lower Guinea. Angola : Huilla ; in herbaceous thickets at Monino, Wel- 

 witsch, 5cs37 



35. B. inflata, Skan. A slender erect herb 10-12 in. high, drying 

 black. Leaves opposite, sessile, linear, about 7^-15 lin. long and 1 lin. 

 broad, entire, pubescent, scabrid. Spikes cylindric, terminating the 

 somewhat numerous branches of the stem, If -4 in. long, shortly pedun- 

 culate ; bracts elliptic, up to 3J lin. long and \\ lin. broad, pilose, 

 scabrid, ciliate, acute ; flowers sessile. Calyx tubular, 3f lin. long, 7- 

 or 8-nerved, 4-toothed ; teeth acute, pilose outside, ciliate. Corolla- 

 tube slender, 5-6 lin. long, erect, not bent, very narrow, slightly inflated 

 above the calyx ; lobes linear, about 1 lin. long, recurved on the margins. 

 Style elongated. Capsule elliptic, 2f lin. long and slightly more than 



