444 COMPOSITZ (Hary.) [ Osteospermum. 
§ 7. Potyeatina. (Sp. 31-328.) 
$1. 0. Burchellii (DC.! 1. c. 461); stem robust, suffruticose, erect, 
virgate, leafy, branched at the summit, glabrous below or woolly in the 
axils ; leaves sessile, coriaceous, glabrous, acuminate, entire, smooth- 
edged or ciliolate, the lowest linguzform, cauline lanceolate, erect, im- 
bricating, rameal smaller ; branches leafy, corymbose, each ending in 
several racemoso-corymbose, simple or branched, glandular-scabrid, 
elongate pedicels; iny. sc. 7~8, dorsally glandular, ovato-lanceolate, 
acute; achenes ellipsoidal, smooth, obsoletely furrowed at base. 
Has. Anteniqualand, Burchell. Near George, Drege! Swellendam, #. ¢ Z./ 
Voormansbosch, Zeyh./ 3056. (Herb. Sd., Hk.) 
Stem 2-3 ft. high, with the aspect of 0. coriaceum, but in character nearer 0. 
corymbosum, Lower leaves 4-5 inches long, 1 inch wide, upper gradually smaller, 
1-14 in. long, 4 in. wide. Corymb finally widely spreading, very glandular. 
$2. 0. polygaloides (Linn. Mant. 480); stem shrubby, erect, forked 
or flexuous, branching, glabrous or woolly in the axils ; leaves sessile, 
linear-oblong or linear, glabrous, mucronate, more or less distinctly 
nerved, subimbricate, smooth or scabrous at margin ; fl. branches ter- 
minal, 1-headed, gland-scabrid; inv. scales dorsally scabrous ; achenes 
(fide DC.) “ obovate, very obtusely 6-angled, smooth.” Zh. ! Cap. 714- 
DC. t. ¢. 462. 
Has. Cape, Thunberg! Western Districts, Z. § Z./ Drege! Caledon, Pappe! 
near Capetown, W.H.H. (Herb. Th., D., Hk., Sd.) 
T have not seen fruit on this; the character by which chiefly it is known from 0. 
imbricatum, vax. y. 
33. 0. imbricatum (Linn. Mant. 290); stem shrubby, dichotomous 
or flexuous, erect, imbricated with leaves, glabrous, or the axils woolly; 
leaves sessile, oblong or oblongo-lanceolate, obscurely nerved, coriace- 
ous, scabro-ciliolate or smooth-edged, mostly with a recurved point; 
fi. branches terminal, 1-headed, gland-scabrid; invol. sc. dorsally glan- 
dular, oblongo-lanceolate ; achenes oblong, with 9 thick, blunt ridges, 
furrowed and pitted between. Zh./ Cap. 715. DC. 1. ¢. 462. 
- if LA ot leaves 1-2 inches long, 4-6 lines wide, varying from Sag 
Var. y. angustifolium ; leaves oblong-linear, mucronate, 3-1 inch long, 2 lines 
wide. O. foveolatum, DC.! lL. c. 
Has. Cape, Thunberg/ About Table Mt., F. § Z./ Caledon, Eckl.; Hartebeest 
R., Cal., Zey.! 1006. 8. Worcester and Caledon, Ecklon / near Wynberg, W.H.H. 
y, Zwell. and Hott. Holl., Drege! (Herb., Th., D., Hk., Sd.) 
Known from 0. corymbosum and O. polygaloides by its achenes ; 0. foveolatum, 
DC., differs merely by its narrower and longer leaves from the normal form, but the 
leaves are too variable in all of this section to be depended upon. 
34. 0, retirugum (DC. 1. c. 462); “shrubby, erect, divaricately 
branched, glabrous, the axils here and there woolly ; leaves sessile, 
erect, oblong, mucronate, subrecurved, nerveless, the margin in the 
younger scabrous; pedicels solitary, 1-headed, long, glabrescent; invol. 
sc. lanceolate, acuminate ; achenes obovate, subangular, obtuse, trans 
versely ridge-netted.” DC. 1. ¢. 
Has. Cape, Drege, (Unknown to me.) 
