Adenium.] lxxxiv. apocynace^ (staff). 227 



Widened part of the corolla-tube more or less villous 

 within ; apical anther-tails reaching to the corolla- 

 mouth or exserted. 

 Flowers produced at the same time as the leaves. 

 Leaves obovate-cuneate, li-3 times as long as 



broad . . . . . . . . 2. A. coetaneum. 



Leaves linear or linear-oblong, at least 4-5 times 

 as long as broad. 

 Leaves 4-10 lin. broad, tomentose or rarely 



glabrous ; flowers in paired racemes . . 3. A. speciosum. 



Leaves f -4 (rarely -6) lin. broad, quite glabrous ; 

 flowers solitary or in few-flowered subsessile 

 cymes . . . . . . . 4. A. somalense. 



Flowers produced before the leaves ; leaves glabrous. 



Corolla buds and lobes obtuse . . . . b. A. Honghel. 



Corolla buds and lobes caudate-cuspidate . . Q. A. multijlorum. 



1. A, boehmianum, Schinz in Verhaiull. Bot. Ver. Brandeno. 

 XXX. 259. A shrub, 9-12 ft. high ; young branches softly tomentose. 

 Leaves broadly obovate-cuneate, rounded or more or less notched at the 

 apex, gradually or suddenly narrowed into the basal cuneate portion, 

 3 1^-4 in. long, 2-2 J in. broad, rather coriaceous, softly and loosely 

 tomentose on both sides, glaucous ; secondary nerves subhonzontal, 

 distinct, 1J-2J lin. apart: petiole up to 1 lin. long. Cymes terminal 

 or pseudo-axillary, tomentose; bracts triangular-lanceolate, 2-o lin. long ; 

 pedicels slender, up to 6 lin. long. Calyx 3 lin. long; sepals subulate- 

 lanceolate, hairy. Corolla peach-coloured, purple in the throat, scent- 

 less, more or less hairy without ; infra-staminal part of the tube 2i lin. 

 long, with 5 hairy lines within, glabrous at the base, supra-staminal 

 part 1 in. long, wide funnel-shaped, glabrous within ; throat-scales 

 obscure, almost wholly confluent ; lobes obovate, very broad, 1-1 J in. 

 long, rounded, sometimes obscurely cuspidate. Anthers 21 lin. long, 

 hairy on the back ; apical tails 5 lin. long. 



Ziower Guinea. German South-west Africa : Amboland ; Olukonda, Schinz, 

 216! Upingtonia and in the Northern and North-eastern parts of Hercroland, 

 Schinz. 



2. A. coetaneum, Stapj. A shrub, 1-3 ft. high, with a very 

 short fleshy trunk and succulent branches, generally more or less hairy 

 when quite young, and tapering from a very thick base (2U in circum 

 ference) to less than 1 in. in diam. Leavfes obovate-ci^neate, rounded or 

 slightly retuse at the apex and usually minutely cuspidate, very gradually 

 tapering towards the base, lJ-4 in. long, |-U in. broad, succulent, 

 stiff, more or less tomentose, especially when young, so.n glabrescent or 

 quite glabrous (even in bud) ; secondary nerves quite invisible or very 

 faint, oblique, the middle ones 3-4 lin. apart ; petiole very short or 0. 

 Cymes 2-fiowered, contracted, sessile, terminal, from a bunch of leaves, 

 minutely tomentose or glabrous; bracts lanceolate to s .bulate, 2-3 lin. 

 long; pedicels up to 2 lin. long. Calyx hairy, b-5 lin. long; sepals 

 lanceolate. Corolla pink or crimson, more or less pubescent without ; 

 infra-staminal part of the tube oh-'j lin. long, \.ith 5 hairy lines 



