Pavetta. | LXX. RUBIACEZ (HIERN). 173 
base, caducous, small. Flowers tetramerous, % in. long when expanded, 
exclusive of the style, on very short velvety pedicels, crowded many 
together, terminating short lateral naked branches. Calyx yy in. 
long, velvety outside, campanulate, ebracteolate; limb small, gla- 
brous inside, 4-toothed ; teeth deltoid, small, Corolla-tube slender, 
pubescent on both sides, slightly arching; lobes 4, oval, obtuse, } in. 
long, minutely ciliolate, glabrate inside, spreading. Anthers } in. long, 
apiculate, spreading ; filaments short. Disk glabrous. Style exserted 
by # in., glabrous except the puberulous narrowly fusiform obtuse 
undivided stigma. 
Wile Land. Djur-land, Schweinfurth! 
12. B. gracilis, Klotzsch in Peters Mossamb. Bot. p. 290 (1861). A 
small pallid bush. Branches rather slender, whitish, glabrate, terete ex- 
cept the extremities ; young barren branches annulated. Leaves elliptical 
or slightly obovate, acuminate or subcuspidate, wedge-shaped at the base, 
membranous, glabrate or shortly pubescent especially beneath, crowded 
hear the ends of the branches, rather paler beneath, 1-44 by 4-1} in.; 
lateral veins about 7-9 pairs, inconspicuous ; petiole }—# in.; stipules 
ovate or lanceolate, apiculate or acuminate, glabrate or pubescent, 44 
Mm. long. Flowers white, tetramerous, 4-3? in. long, on short pubescent 
or nearly glabrous ebracteate pedicels in dense sessile terminal globose 
panicles of 2-3 in. diameter. Calyx-lobes lanceolate-subulate, acute, 
more or less hispidulous, 3} in. long, persistent. Corolla-tube glabrous 
cutside, sparingly pubescent inside, slender ; lobes oval, apiculate, at 
In. long, spreading. Anthers linear, exserted, scarcely as long as the 
Corolla-lobes, at length twisted, subsessile. Style glabrous, slender, 
exserted by 3-3 in., undivided, slightly thicker towards the summit. 
try globose, } in. diameter or rather more.—P. incana, Klotzsch 1. c. 
P. 289, is a more pubescent form of the same species. 
x; Mozamb. Distr. R. Sena, Peters! Shiramba, Kirk / ; between Lupata and Tete, 
Kirk ! Shigogo, Kirk! Manganja Mountains, Kirk! Foot of Moramballa, Kirk ! 
ette, Peters / (P. incana, K1.). 
of Not the Pavetta gracilis of A. Richard (1830) nor that of Korthals (1851), neither 
which may belong to Pavetta. 
b 13. PB, abyssinica, Fresen. in Mus. Senck. ii. 166 (1837). A 
Shrub, about 5 feet high, with pale branches. Leaves opposite, elliptical, 
;2trowed at both ends, chartaceous, glabrate above, pubescent beneath, 
sf by }-22 in.; lateral veins about 10-12 pairs ; petiole 3-4 in. ; 
‘pules subtruncate, sheathing, 3-3 in. long. Flowers tetramerous, 
ch in. long, on short pedicels, crowded in dense terminal sessile 
we 2-4 in. diameter. Calyx ebracteolate, shortly pubescent or 
: brate, 4-} in., deeply lobed, persistent, erect ; lobes subulate, rather 
eal, #-¢ in. long. “Corolla-tube pubescent inside, glabrous outside 
rials nearly so, robust ; lobes oval-oblong, mucronulate, }—$ in. long. 
thers 1} in. long, exserted ; filaments short. Disk glabrous. Ovary 
“ampanulate, small; style exserted by $-% in., puberulous above, 
Slabroug below, undivided; ovules pendulous, not immersed. Fruit 
