1026 ASCLEPIADE (Brown). [ Duvalia. 
Corolla cream-colour, with pale purple tips to the 
2-2 lin.-long lobes ; cilia minute... ... (18) parviflora. 
Corolla-lobes apparently olive-brown or purple- 
brown, 23-33 lin. long; annulus whitish, 
spotted all over with purple-brown; cilia 
minute ... a an Pe ott ... (12) maculata. 
Corolla entirely dark chocolate or with a greenish 
or ochreous ring or markings on the rim of 
the annulus just around the outer corona : 
Outer and inner corona white; annulus 14-1? 
lin. in diam. ; lobes 3-1 lin. deep, with 
scarcely perceptible cilia... abe ... (14) angustiloba, 
Outer corona green; annulus 24 lin. in diam. ; 
lobes 1 lin. deep, with distinct cilia ... (7) cespitosa. 
Outer corona brownish-red or with yellowish 
angles : 
Corolla-lobes 4-54 lin. long; cilia usually 
distinct ... ies ee coe ... (9) hirtella. 
Corolla-lobes 3-4 lin. long; cilia always 
minute... cm Wie ... (11) compacta. 
Corolla-lobes entirely without cilia (see also above, in 
some of which they may easily be overlooked), 
closely replicate to the base into vertical plates 
13-2 lin. deep yee care. oe ... (10) radiata. 
1. D. polita (N. E. Br. in Gard. Chron. 1876, vi. 130) ; stems 
rather elongated, lax, decumbent, 14-24 in. long, about } in. thick, 
obtusely 6-angled, with subulate-pointed teeth 24-4 lin. long ; 
flowers 3-4 together, successively developed ; pedicels about 1 in. 
long, rather slender, purplish ; sepals about } in. long, lanceolate- 
subulate, dingy green ; corolla 1-14 in, in diam., dull green on the 
back, rich purplish-chocolate on the inner face, very smooth and 
shining on the basal 2 of the lobes, not shining elsewhere ; lobes 
erectly spreading, 4—5 lin. long and nearly as broad, ovate, acumi- 
nate, with the sides but slightly folded back, glabrous on both 
sides, ciliate on the basal half with vibratile clavate purple hairs 
2 lin. long ; annulus about 1 in. in diam. and 1 lin. high, pentagonal, 
minutely puberulous ; outer corona 24 lin. in diam., pentagonal, 
chocolate-red ; inner corona-lobes dull orange-red. Bot. Mag. t. 6245 ; 
K. Schum. in Engl. und Prantl, Pflanzenfam. iv. ii. 277 ; Schlechter — 
in Journ. Bot. 1898, 477. D. dentata, N. E. Br. in Kew Bulletin, 
1895, 265, and in Dyer, Fl. Trop. Afr. iv. i. 502. 
Sourn Arrica? without locality or name of collector, eultivated specimens ! 
Also in Tropical Africa, 
Described from a living plant. This now appears to be lost to cultivation. See 
also 16, D. transvaalensis, Schlechter. When I described D. dentata I had unfor- 
tunately entirely overlooked D. polita. 
2. D. Pillansii (N. E. Br.) ; stems }-2 in. long, }—} in. thick, — 
ovoid to oblong, obtusely 4—6-angled ; angles with conical acute — 
 tubercle-like teeth 14-2 lin. long ; flowers 2-3 together, successively 
_ developed near the middle of the young stems; pedicels usually 
