158 xcviii. ACANTHACE^ (clarke). [Barleria. 



41. B. violascens, >S'. Moore in Journ. Bot. 1S80, 265. Leaves 

 2 J by ^ in., lanceolate, narrowed at both ends, subsessile. Bract 1 by 

 ^V in., linear. Anticous calyx-segment f in. long, bilobed J- J the way 

 down. Ovary with 2 ovules in each cell, lower v^ery much smaller ; 

 otherwise as B. polyneura. — Engl. Hochgebirgsfl. Trop. Afr. 391. 



Xiower Guinea. Angola : Huilla, 5000-5300 ft., Welwitsck, 5016 ! 5028 ! 

 Antunes, 67 ! 



42. B. obtusisepala, C. B. Clarke. Branches full of cystoliths, 

 glabrous. Leaves up to P)| by |-1 in., lanceolate, subsessile, reticulate- 

 nerved, when young with small scattered hairs on the surface and a few" 

 yellow stiff hairs on the margin, w^hen mature nearly glabrous. Flow^ers 

 approximated in the upper axils ; bract nearly 1 by J in. Two outer 

 calyx-segments similar, subequal, | by 1 in., quadrate-oblong, suddenly 

 narrowed at the top^ apiculate, minutely hairy and with a few yellow 

 stiff hairs on margin ; two inner calyx-segments § in. long, glabrous, 

 with stalked glands at the top. Ovary and style glabrous, ovules 2 in 

 each cell, lower much smaller ; disc very short. — Barlerice sp. nova, 

 B. scdicifolitti affinis, S. Moore in Journ. Bot. 1880, 270. 



Iiower Guinea. Angola, Welwitsch, 5162 ! 



43. B. Welwitschii, *S'. Moore in Journ. Bot. 1880, 267. Root 

 woody ; branches 1 ft. long or more, minutely pubescent, as are the 

 innovations. Leaves up to 4 by 1 in., oblanceolate, obtuse, attenuate 

 at the base, subsessile, when mature minutely pubescent on the midrib 

 beneath. Flowers approximated in the upper axils ; bract \-h by 

 -Ijp-yV in., linear or slightly spathulate, Posticous sepal | by J- J in., 

 quadrate-oblong, tip short triangular, minutely pubescent ; anticous 

 calyx-segment nearly similar but 2-nerved and the tip minutely 

 notched ; two inner sepals \ in. long, very pubescent ; whole calyx with 

 gland-tipped several-celled hairs. Corolla cream colour ; tube 1 in. 

 long. Ovary glabrous.— Lindau in Engl, k Prantl, Pflanzenfam. iv. 3 B. 

 314. 



lower Guinea. Angola : Pungo Andongo, Welwitsch, 5091 ! 



44. B. alata, *S'. Moore in Journ. Bot. 1880, 206. Innovations 

 pubescent, and with gland -tipped several-celled hairs, branches up to 

 15 in. long, "pruinose" to the naked eye, minutely and densely pube- 

 scent with very small white curved hairs. Leaves up to 5 J by 2 in., 

 when mature nearly glabrous with minute hairs on the nerves beneath, 

 tip triangular-acute, base triangular-acuminate so that the petiole 

 appears winged. Flowers solitary in remote axils, also approximated 

 in the upper axils ; bract J- J in. long, linear. Calyx pubescent and 

 with gland-tipped several-celled hairs; posticous segment. | in. long, 

 quadrate-oblong, tip depressed-triangular ; anticous segment nearly 

 similar, but 2-nerved with the tip minutely notched ; two interior 

 calyx-segments \ in. long. Corolla-tube 1 in. long, inflated nearly from 

 the base ; lobes \-}, in. long. Ovary glabrous, setulose at the tip ; 



