494 APOCYNACE® (Stapf). [Landolphia. 
branches from a few lines to 1 in. long; bracts ovate-lanceolate or 
ovate-oblong, acute or subacute, rusty-pubeseent or tomentose; 
ealyx about 1 in. long; sepals ovate-oblong, obtuse, more or less 
laterally compressed in the upper half, rusty-pubescent or tomentose ; 
corolla white, sweet-sconted, rather variable in size, 8-13 lin. long 
(rarely longer) in bud ; tube slender, cylindric, about 3-43 lin. long, 
slightly wider and staminiferous 1-13 lin. above the base, minutely 
and equally pubescent above the widening; lobes obliquely oblong 
or linear-oblong, acute or obtuse, 6-8 lin. long, curled-ciliate ; 
anthers ovate-oblong, acute, not quite 1 lin. long; ovary globose, 
very minutely rufo-tomentose; style and stigma 1 lin. long, the 
latter cylindric from a thicker base, bifid; fruit globose, up to 23 in. 
in diam., finely velvety ; pericarp leathery, up to 2 lin. thiek, with- 
out a sclerenchymatous layer; seeds 4-9 lin. long. Ficalho, Pl. 
Uteis Afr. Portug. 219; K. Schum. in Engl. Jahrb. xv. 406; L. 
Planchon, Prod. Apocyn. 319; Dewevre, Caoutch. Afr. Monogr. 
Landolph. 27 partly ; Jumelle, Pl. & Caoutch. et a Gutta, 57 partly ; 
Morris in Journ. Soc. Arts, xlvi. 775, 780; Warb. in Tropenpfl. 
ili, (1899) 222, and Kautschukpf!.118 partly; Sadebeck, Kulturg. 
Deutsch. Kolon. 272 partly? Henriques, Kautsehuk, t. iv.; — 
Schinz in Mém. Herb. Boiss. x. 1900, 57 ; Dyer in Hook. Ic. Pl. t. 2756; 
Stapf in Dyer, Fl. Trop. Afr. iv. i. 47. LL, petersiana, var. crassi- 
JSolia, Dewevre, l.c. 29 partly ; Engl. Glied. Veg. Fl. Usambara, 26 ; 
Mikosch in Wiesner, Rohstoffe, ed. 2, i. 362, not of K. Schum. 
L. petersiana, var. rotundifolia, Dewevre, lc. 30. DL. scandens, 
vars. petersiana, rotundifolia, and stuhlmanniana, Hallier f. Kautschu- 
klianen in Jahrb. Hamburg. Wissensch. Anstalt. xvii. (1890), 3, 
Beth. 82, 83. L. senensis, K. Schum. in Engl. Pfl. Ost-Afr. B. 
453. Ancylobothrys petersiana, and var. forbesiana (partly), Pierre 
in Bull. Soc. Linn. Paris 1898, 91; Schinz, lc. A. rotundifolia, 
Pierre, le. 92. Willughbeia petersiana and W. senensis, Klotzsch 
in Peters, Reise Mossamb. Bot. i. 281, 282. 
Eastern ReGion: Delagoa Bay, Forbes ! 
Throughout East Africa as far north as Mombasa, and a variety to Jur. 
2. L. Monteiroi (Dyer, MS.); a shrub rambling among other 
shrubs, with sensitive inflorescences acting as tendrils; young 
branches rusty-pubescent, soon glabrescent and dotted with brown 
lenticels; leaves oblong to lanceolate-oblong, obtuse to subacute, 
more or less rounded at the base, 18-21 in. long, 3-1 in. broad, 
coriaceous, rusty-pubescent in bud, soon quite glabrous, dark green 
above, paler below; midrib channelled above, raised below; lateral 
nerves 8-10 on each side, somewhat oblique, very faintly raised on 
both sides; reticulation delicate; petiole 21-8 lin. long; panicle 
peduncled, bearing 2-8 dense clusters of subsessile flowers at the 
ends of short sometimes spreading or recurved branches, the 
peduncles (1-2 in. long) or branches acting as tendrils, rusty- 
pubescent when quite young; calyx rusty-tomentose, 14 lin. long ; 
sepals ovate-oblong, subaeute; corolla white, sweet-scented, up to 
18 lin. long in bud; tube 6-7 lin. long, slightly inflated just above 
