Landol^yhia.] Lxxxiv. apocynace^ (staff). 43 



flowered, rusty-tomentose or villous all over; bracts ovate, subacute^ 

 caducous ; pedicels very short. Calyx 2^-3 lin. long, finely pubescent 

 on both sides ; sepals ovate, broad, acute, subacute, or acuminate ; tips^ 

 recurved ; midrib raised Corolla densely and very finely fulvo- 

 tomentose without ; tube widest at J from the base or nearly so, slender, 

 cylindric below, 6-7 lin. long ; lobes oblong- lanceolate, acute, about 7 

 lin. long, up to 2 lin. broad. Stamens inserted | up the tube ; 

 anthers ovate, oblong, scarcely 1 lin. long. Ovary ovoici, gradually 

 narrowed into the filiform style, densely fulvo-villous like the base of 

 the style ; stigma cylindric, thicker and exuding a waxy substance at 

 the base. Fruit unknown. — Warb. in Tropenpfl. iii. (1899) 312, and 

 Kautschukpfl. 118; Hallier f . Kautschuklianen in Jahrb. Hamburg. 

 Wissensch. Anstalt. xvii. (1899), 3. Beih. 88. 



lower Guinea. French Congo : Kitubi, on the Kuilu River, iecowj^e, B, 100 ! 



12. L. robusta, Stapf. A scandent shrub, about 20 ft. high, with 

 sensitive inflorescences acting as tendrils ; young branches dark brown 

 when dry, covered with an extremely delicate reddish tomentum^ 

 rather stout. Leaves ovate to ovate-oblong, or oblong, gradually and 

 acutely acuminate, rounded at the base, 3 to over 6 in. long, 1 J-2f in. 

 broad, coriaceous, very delicately reddish tomentose when quite young, 

 very soon glabrous on both sides, very glossy and daik above, brown, 

 beneath when dry ; midrib deeply and finely channelled above, much 

 raised beneath ; secondary nerves 8-11 on each side, oblique, curved, 

 passing into and connected by more or less distinct arches somewhat 

 remote from the margin, finely channelled above, raised beneath ; reti« 

 eulation loose, rather obscure above, very slightly raised on both sides ; 

 petiole 5-6 lin. long, moderately stout. Panicle long, bearing dense 

 many-flowered clusters of sessile flowers at the ends of* its divaricate or 

 recurved or twisted remote branches, very delicately fulvous or reddish 

 tomentose all over; peduncle and rhachis each 5-7 in. long, stout; 

 lower branches up to IJ in. long, stout; bracts very small, ovate to 

 oblong, subacute or obtuse. Calyx slightly over 1 lin. long; sepals 

 ovate to ovate-oblong, obtuse, finely rufous-tomentose. Corolla deli- 

 cately rufous-tomentose without ; tube slender, widened above the base, 

 cylindric from 2-2^ lin. upwards, 7 lin. long ; lobes oblong, obtuse,. 

 S lin. long, ciliate. Stamens inserted Ij lin. above the base; anthers- 

 ovate-lanceolate, acute, over J lin. long. Ovary ovoid, passing into the 

 filiform style, minutely and adpressedly tomentose ; style and stigma 

 about 1 lin. long, the latter cylindric from a thickened base, bifid. 

 Fruit unknown. — L. scandens (?), Hallier f. Kautschuklianen in Jahrb. 

 Hamburg. Wissensch. Anstalt. xvii. (1899), 3. Beih. 79. Ancylo- 

 hothrijs rohusta, Pierre in Bull. Soc. Linn. Paris, 1898, 92 (name only). 

 L. Mannii, De Wild. & Durand, Reliq. Dewevr. in Ann. Mus. Congo, 

 Bot. ser. 2, fasc. 2, 146 (?). 



Ibower Guinea. Spanish Gaboon : Muni (Danger) Kiver, J/aww,.l76-i! 



Pierre, I.e., quotes "Mann, 1714" (Cote du Gabon) as the type of his Ancyloboihrys- 

 rohvsta ; but there is no doubt that it should be Mann, 1764, the former being a 



