1034 ASCLEPIADE (Brown). [Duvalia. 
13. D. parviflora (N. E. Br.) ; stems about 1 in. long and 4 in. 
thick, oblong, very obtusely and somewhat obscurely 5(—6 ?)-angled, 
light green, mottled with dull purple, faintly glaucous, angles rather 
obscurely indented above each minute tooth, or obscurely and 
distantly tessellate-tuberculate ; flowers 4-5 together, successively 
developed near the apex of the stems ; pedicels }—} in. long; sepals 
3-1 lin. long, ovate-lanceolate, acuminate; corolla about 5—7 lin. in 
diam., “cream-colour, with the apical half of the lobes pale purple” 
(Pillans) ; lobes 2-2} lin. long, very spreading, closely replicate to 
the base into vertical plates # lin. deep, glabrous, ciliate with a 
few very minute simple cream-coloured hairs at the base only ; 
annulus 14-2 lin. in diam., raised about } lin. above the level of the 
lobes, obtusely pentagonal, glabrous, the top quite covered (without 
leaving a margin) by the equally large outer corona ; “ outer and 
inner coronas straw-coloured, anthers purple ” (Pillans). 
CEntTRaL Recton: Laingsburg Div. ; at Witte Poort, on the main road between 
Laingsburg and Ladismith, Pillans, 621 ! 
14. D. angustiloba (N. E. Br. in Gard. Chron. 1883, xx. 230) ; 
densely tufted ; stems $-1 in. long, 4—} in. thick, subglobose or 
oblong, obtusely 4—5-angled, dull green ; angles tuberculate-dentate ; 
flowers 5-20 or more together in gradually developed cymes or 
fascicles, often on stout peduncles, at about the middle of the 
younger stems; pedicels 1-1} in. long, rather slender, glabrous ; 
sepals 1} lin. long, reflexed, lanceolate-subulate; corolla very 
acutely conical and 5-grooved in bud, when expanded }-1 in. in 
diam., glabrous, with an exceedingly minute ciliation at the base of 
the lobes, only visible under a lens, dark chocolate ; lobes 4—5 lin. 
long, horizontally spreading, very narrowly linear-lanceolate, closely 
replicate from base to apex into vertical acute plates about 
1 lin. in depth at the base, with an impressed line along the fold ; 
annulus 14—13 lin. in diam., not much raised above the level of the 
lobes, with a very narrow rim; outer corona reduced to a mere 
margin and together with the inner corona resembling a miniature 
crown, pure white at first, becoming dirty white in a few days, the 
incumbent tips of the inner corona-lobes very acute. N. EH. Br. m 
Hook. Ic. Pl. t. 1925; K. Schum. in Engl. und Prantl, Pflanzen- 
fam. iv. ii. 277 ; Schlechter in Journ. Bot. 1898, 477 ; Wien. Illustr. 
Gartenz. 1896, 215, fig. 33. 
Crnrrat Rearon ? From the Karoo, near or on the way to the Diamond Fields, 
Dickson (Barkly, 33)! and cultivated specimens ! 
Described from living plants. 
Imperfectly known species. 
15. D. concolor (Schlechter in Journ. Bot. 1898, 477); stems 
exactly tetragonous, with large teeth, glabrous; corolla 5-fid, — 
blackish-purple ; annulus broad, solid, pubescent ; lobes lanceolate, 
