212 LXX. RUBIACEZ (HIERN). [ Psychotria.. 
minate, usually mucronate, attenuate at the base, thinly chartaceous, 
glabrate above, puberulous along the midrib and paler beneath, scat- 
tered with small black points, 3-54 by 1-12 in., margins narrowly 
revolute subrepand, lateral veins about 8~9 pairs not conspicuous ; pe- 
tiole 1-4 in. ; stipules ovate, longer than the petiole, apiculate, bifid or 
bidentate, 4-3 in. long. Flowers pentamerous, }—+ in. long, on short 
pedicels, several together, in rather dense corymbose or hemispherical 
axillary or quasi-axillary pedunculate cymes of 14 in. diam. ; common 
peduncle 1 in., “ 4-sided, sub-bialate’’ (Schweinf. mss. in Herb.) ; bracts 
and bracteoles caudate, hairy within. Calyx-limb shortly and irregu- 
larly 5-6-toothed, as long as the ovary; teeth short notched at the 
apex. Corolla white, sweet-scented like Elder (Sambucus); tube 
straight, subcylindrical; throat bearded; lobes 5, ovate-lanceolate. 
Anthers 5, exserted. Style glabrous, bidentate at the tip. 
Nile Land. Djur-land, at Seriba Ghattas, Schweinfurth ! 
52. PB. stictophylla, Hiern. A very nearly glabrous shrub, 4-5. 
feet high. Branches ashy. Leaves oval-oblong, acuminate, wedge- 
shaped at the base, firmly chartaceous, of nearly the same colour on 
both surfaces. 34-5 by 1-14 in., margins narrowly revolute, lateral 
veins about 6 pairs; stomata conspicuous, crowded amongst reddish 
resinous tissue; stipules lanceolate-acuminate from an ovate rigid base, 
undivided, 4 in. long. Occasionally pairs of smaller leaves 3-1 1. 
long, with sheathing stipules, intervene. Flowers pentamerous, about 
3 in. long when expanded, subsessile, a few together in terminal brac- 
teate pedunculate small brachiate cymes of about $—# in.; common 
peduncle }-4 in. long; bracts 4!,-} in. long, accompanied by small 
bipartite stipules; bracteoles small, subulate. Calyx-limb as long as 
the ovary, with irregular subulate teeth. Corolla deeply 5-lobed : 
throat densely bearded. Style minutely hairy. 
Upper Guinea. Sierra del Crystal, Mann! 
53. B. obscura, Benth. in Hook. Niger Fl. 419. A nearly gla- 
brescent scandent shrub. Branches smooth, terete, glabrate, towards 
the extremities compressed and puberulous. Leaves ovate-oval, sub- 
acuminate, obtuse or somewhat wedge-shaped at the base, glabrescent 
above, rather paler and puberulous at least along the midrib and 10 
pairs of lateral veins. beneath, chartaceous, 2-4 by 3-14 in.; petiole 
ys—} in.; stipules bipartite, 3-4 in. long; segments lanceolate, bicus- 
pidate at the tip. Flowers } in. long when expanded, subsessile, white, 
in divaricately branched bracteate axillary subterminal pedunculate 
cymes ; bracts like the stipule-segments, 3 in. long ; bracteoles smaller ; 
common peduncle 1}-2 in. long, puberulous. Calyx-limb sma, 
shortly toothed. Corolla-tube slightly curved, double the length of the 
5 lanceolate recurved lobes ; throat bearded. Anthers 5, exserted 0 
rather long filaments. Fruit } in. long, red, 10-ribbed. Albumen ° 
the seeds not ruminated. 
Upper Guinea. At Accra, Th. Vogel! 
54. B. erispa, Hiern. A nearly glabrous shrub, about 6 feet 
high. Branchlets somewhat angular or compressed and sulcate, 84” 
