438 LXix. RUBiACE^. [Crossopteryx 



Zenza do Golungo. — A small tree, 8 to 15 ft. high, with spreading 

 or suberect branches and opposite coriaceous dull-green deciduous 

 leaves ; capsule chartaceous- woody, crustaceous, crowned at the apex 

 with the remains of the calyx-limb, 2-valved, 2-celled ; cells 5- to 8- 

 seeded : seeds obovate-ellipsoidal, compressed, surrounded with a broad 

 radiating membranous fringed wing ; albumen surrounding the small 

 straight embryo; cotyledons flat. In hilly wooded rather dry places on 

 the left bank of the rivulet Chixe (or Xixe), among the mountains of 

 Mongolo ; ripe fr. without fl. and almost leafless, Sept. 1857. Native 

 name "Musesse." Tke negroes make spoons, etc., from the hard, 

 white-yellow wood of this tree. No. 3035 and Coll. Carp. 166. 



7. NEUROCARP^A Br. in Salt, Abyss., App. (iv.) p. Ixiv. (1814). 

 Pentas Benth. in Bot. Mag. t. 4086 (1844) ; Benth. & Hook. f. 

 Gen. PI. ii. p. 54. 



1. N. lanceolata Br. Britten, Journ. Bot. 1897, p. 129. 



P. carnea Benth. in Bot. Mag. t. 4086 (1844) ; Hiern in Oliv. 

 Fl. Trop. Afr. iii. p. 46 ; var. Welivitschii Scott EUiot in Journ. 

 Linn. Soc. xxxii. p. 434 (1896). 



HuiLLA. — In wooded meadows by the river Monino : fl. and f r. Dec. 

 1859. No. 5308. 



2. N. purpurea. 



Pentas purpurea Oliv. in Trans. Linn. Soc. xxix. p. 83 (1873); 

 Hiern, I.e. ; Var. c, Scott Elliot, I.e., p. 436. 



HuiLLA.^ — Flowers bluish-purple. In wooded meadows about the 

 lake Ivantala ; fl. and fr. Feb. 1860. No. 5315. 



3. N. arvensis. 



Pentas arvensis Hiern, I.e., p. 47 ; Scott Elliot, I.e. 



Var. violacea. P. arvensis var. violaeea Hiern ex Scott ElHot, I.e. 



A robust erect branched perennial herb, 2| to 4 ft. high, hoai-y- 

 green, with soft pallid short hairs on the stem branches foliage and 

 inflorescence ; leaves opposite or verticillate three together, sessile 

 or subsessile, narrowly ovate or elliptical or the upper ones lanceo- 

 late, narrowed more or less at both ends, often rather acutely so, 

 especially towards the apex, occasionally cleft at the apex, firmly 

 membranous, 3 to 5| in. long by 1 to 2\ in. broad, the upper ones 

 smaller, lateral veins about 12 on each side of the midrib ; stipules 

 usually 3 to 5 together, narrow, unequal, ^ to | in. long, united at 

 the base ; cymes terminal and sub-terminal, much branched, 1 to 

 4 in. in diameter ; ultimate pedicels mostly very short or obsolete ; 

 bracteoles filiform or subulate ; flowers numerous, ^ in. long ; 

 calyx I in. long, hairy outside, smooth inside, with 5 rather un- 

 equal short narrowly ovate or lanceolate rather acute lobes ; 

 corolla I in. long, rather densely hairy outside, of a pale-violet 

 colour, shortly 5 ( — 4)-lobed, throat closed with very dense and 

 rigid violet-coloured hairs; anthers and style glabrous and in- 

 cluded ; fruit obovoid, -1- in. long, tipped by the persistent calyx- 

 lobes ; carpels loculicidal ; seeds several. 



PuNGO Andongo. — In the more elevated rocky thickets among the 

 gigantic rocks of the fortress ; fl. Jan. 1857 ; fr. Nov. 1856. No. 5309. 



