172 LXX. RUBiACEiE (hiern). [Pavetta, 



8. p. 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, 1^-4 

 by f-2 in. ; lateral veins about 6 pairs, inconspicuous ; petiole ^-^ in. ; 

 stipules broadly ovate, apiculate, ^-^ in. long. Flowers tetraraerous, 

 J in. long (exclusive of the style), on short ebracteolate pedicels in 

 dense globose sessile terminal panicles of 2-3 in. diameter. Calyx ^ in. 

 long; lobes lanceolate, acute, ^ in. loi\g. Corolla- tube rather slender, 

 J in. long ; lobes spreading, oval, apiculate, nearly ^ 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. Dlstr. Zanzibar, Sabaki River, Kirk ! 



9. P. macrosepala, Hiern. A small glabrous palHd shrub. 

 Branches terete, towards the extremities compressed. Leaves oval, 

 obtuse or apiculate or subcuspidate, more or less narrowed at the base, 

 membranous, 2J-5 by 1:^-2J in. ; lateral nerves about 5-6 pairs, slender ; 

 petiole |-1^ in. ; stipules broadly ovate, acuminate, connate at the 

 base, ^^ in. long. Flowers tetramerous, 2 in. long (exclusive of the 

 style), on rather slender ebracteolate pedicels of ^-f in., in lax sessile 

 terminal panicles of about 6 in. diameter, and in smaller subterminal 

 ones. Calyx ^ in. long, turbinate ; limb § in. long, foliaceous, glabrous 

 on both sides or hispidulous outside ; lobes 4, oval-lanceolate, acuminate, 

 nearly \ in. long, suberect. Corolla glabrous on both sides; tube 

 slender ; limb partite ; segments 4, oval-oblong, subapiculate, spreading, 

 J in. long. Anthers narrowly linear, nearly equalling the corolla- lobes, 

 apiculate, exserted, at length twisted ; filaments very short. Style 

 glabrous, undivided, exserted by 1|- in., subclavate above. 



Mozamb. Blstr. Rovuma Eiver, 10° S. Lat., Kirk! 



10. P. neurocarpa, Bentli. in Hook. Niger Fl. p. 414. A glabrous 

 shrub. Branches spreading, compressed and sulcate towards the 

 extremities. Leaves oval, caudate-acuminate, unequally narrowed and 

 subobtuse at the base, glossy, firmly chartaceous, 6-9 by 2^3^ in. ; 

 lateral veins about 10-12 pairs ; petiole f-1^ in. ; stipules from a broad 

 base, caducous. Fruit whitish, \- in. diameter, obscurely 8-nerved, 

 on bracteolate pedicels of iV~6 ^^•' several together, in subsessile ter- 

 minal divaricately branched hemispherical panicles of 2-3 in. diameter; 

 bracteoles ovate, the upper ones smaller and acute. Seeds ^ in. 

 diameter, excavated on the ventral face ; embryo small. 



Upper Guinea. Fernando Po, Tk. Vogel! 



11. P. subcana, Hiern. A small closely branched rather hoary 

 shrub. Branches ashy, glabrate. Leaves opposite, oval, rounded 

 obtuse or retuse at the apex, wedge-shaped at the subsessile base, 

 shortly and softly pubescent, submembranous, 1-2^ by |— f in. ; lateral 

 veins about 4-5 pairs, very slender ; stipules subulate from a truncate 



