172 LXX. RUBIACEH (HIERN). [ Pavetta. 
8. B. crebrifolia, Hiern. Quite glabrous, glossy. Branches 
terete. Leaves elliptical, slightly obovate, obtusely narrowed at the 
apex, wedge-shaped at the base, crowded at the ends of the shoots and 
branches, spreading, turning nearly black when dry, chartaceous, 14-4 
by £2 in. ; lateral veins about 6 pairs, inconspicuous; petiole }-$ in. ; 
stipules broadly ovate, apiculate, 3-} in. long. Flowers tetramerous, | 
4 in. long (exclusive of the style), on short ebracteolate pedicels in 
dense globose sessile terminal panicles of 2-3 in. diameter. Calyx 3 in. 
long; lobes lanceolate, acute, 3 in. long. Corolla-tube rather slender, 
# in. long ; lobes spreading, oval, apiculate, nearly 3 in. long. Anthers 
narrowly linear, rather shorter than the corolla-lobes, exserted, at 
length twisted ; filaments short. Style exserted by 1 inch, undivided, 
slender, slightly thick towards the summit, glabrous. 
Mozamb. Distr. Zanzibar, Sabaki River, Kirk / 
9. ©. macrosepala, Hiern. A small glabrous pallid shrub. 
Branches terete, towards the extremities compressed. Leaves oval, 
obtuse or apiculate or subcuspidate, more or less narrowed at the base, 
membranous, 24—5 by 14-23 in. ; lateral nerves about 5-6 pairs, slender ; 
petiole ?-1} in.; stipules broadly ovate, acuminate, connate at the 
base, 2+ in. long. Flowers tetramerous, 2 in. long (exclusive of the 
style), on rather slender ebracteolate pedicels of }—} in., in lax sessile 
terminal panicles of about 6 in. diameter, and in smaller subterminal 
ones. Calyx } in. long, turbinate ; limb 3 in. long, foliaceous, glabrous 
on both sides or hispidulous outside ; lobes 4, oval-lanceolate, acuminate, 
nearly 4 in. long, suberect. Corolla glabrous on both sides; tube 
slender ; limb partite ; segments 4, oval-oblong, subapiculate, spreading, 
} in. long. Anthers narrowly linear, nearly equalling the corolla-lobes, 
apiculate, exserted, at length twisted; filaments very short. Style 
glabrous, undivided, exserted by 13 in., subclavate above. 
Mozamb. Distr. Rovuma River, 10° S. Lat., Kirk! 
10. PB. neurocarpa, Benth. in Hook. Niger Fl. p. 414. A glabrous 
shrub. Branches spreading, compressed and sulcate towards the 
extremities. Leaves oval, caudate-acuminate, unequally narrowed aD 
subobtuse at the base, glossy, firmly chartaceous, 6-9 by 24-35 I. 5 
lateral veins about 10-12 pairs ; petiole 3-14 in. ; stipules from @ broai 
base, caducous. Fruit whitish, } in. diameter, obscurely 8-nerved, 
on bracteolate pedicels of j4—4 in., several together, in subsessile ter- 
minal divaricately branched hemispherical panicles of 2-3 in. diameter; 
bracteoles ovate, the upper ones smaller and acute. Seeds ¢ ™ 
diameter, excavated on the ventral face; embryo small. 
Upper Guinea. Fernando Po, Th. Vogel ! 
1]. PB. subcana, Hiern. A small closely branched rather hoary 
shrub. Branches ashy, glabrate. Leaves opposite, oval, rounde 
obtuse or retuse at the apex, wedge-shaped at the subsessile base, 
shortly and softly pubescent, submembranous, 1-2} by 3-$ im. ; late 
veins about 4-5 pairs, very slender; stipules subulate from a truncate 
