Demia. | LXXXV. ASCLEPIADEE (BROWN). 389. 
calyx more or less subhispidulous, Leaves spreading; petiole 1-2 in. 
long; blade 14-2} in. long, ?-2 in. broad, cordate-ovate or cordate- 
orbicular, acuminate or cuspidate-acuminate, more or less pubescent on 
both sides; basal lobes incurved, semiorbicular, with a broad-based 
sinus between them. -Peduncles sublateral, longer than the leaves ; 
flowers at first corymbose, the axis gradually lengthening into a long 
raceme, which (including the peduncle) is 2-6 in. long; bracts 1-1} 
lin. long, subulate ; pedicels slender, 1-1} in. long. Sepals ? lin. long, 
4 lin. broad, ovate-lancevlate, acute. Corolla-tube 24-24 lin. long 
43 lin. long, Klotzsch), cylindric ; lobes 24-3 lin. long, 14-14 lin. broad, 
ovate-lanceolate, acute, bordered with long white intertwined hairs 
along the margins within, otherwise glabrous. Outer coronal-lobes 
arising about } a lin. above the base of the staminal-column, nearly , 
lin, long, oblong, emarginate at the apex; inner coronal-lobes 17 
lin, long, fleshy, adnate up to the base of the anthers, with the apicai 
part free, just exceeding the staminal-column and incumbent on the 
tips of the anthers; spur very slender, subulate, spreading-deflexed, 
about ? lin. long, arising above the middle (14 lin. above the base) of 
the staminal-column. 
Mozamb. Dist. Portuguese East Africa: Inhambane, Peters! British 
Central Africa: Boruma, on the Zambesi, Menyharth, 647! Nyasaland ; between 
Kondowe and Karonga, 2000-6000 ft , Whyte! 
28. DIPLOSTIGMA, K. Schum. in Engl. Pfl. Ost-Afr. C. 324. 
Flowers minute. Calyx 5-partite. Corolla rotate; lobes over- 
lapping, but not twisted in bud. Corona double, affixed to the 
staminal-column ; outer corona flattened out and adpressed to the base 
of the corolla, obscurely lobulate; inner coronal-lobes refracted, 
oblong, obtuse, subcarinate down the middle on the back, and accum- 
bent on the exterior corona. Style umbonate at the apex, surrounded 
by a short 5-lobed cup.—Engl. & Prantl, Pflanzenfam. iv. 11. 256. 
Monotypic, endemic. 
1. D. canescens, K. Schum. in Engl. Pf. Ost-Afr. C. 324. An 
erect shrublet about 14-2 ft. high, woody at the base. Branches erect, 
virgate, whitish-puberulous, subtomentose in the upper part. Leaves 
hot more than 8 lin. long, scarcely 14 lin. broad at the base, sub- 
linear, slightly dilated at the truncate base, shortly petiolate, 
puberulous. Flowers few, fasciculate, axillary. Sepals lanceolate, 
Scarcely 4 lin. long, puberulous. Corolla 14 lin. long. Staminal- 
column scarcely 4 lin. long.—K. Schum. in Engl. & Prantl, Pflanzen- 
fam. iv. ii, 257, 
German East Africa: without precise locality, Fischer, 
Mozamb. Dist. 
Coll, i. 232. 
This plant is unknown to me. 
