Chrysanthemum.| CcoMposiT& (Harv.) 161 
than the disc, in 2-3 rows, subequal, linear-lanceolate, the inner obtuse. 
Recept. plano-convex, at length subglobose, minutely papillose. Aechenes 
all subterete, without pappus, truncate and denticulate at the expanded 
summit, rib striate, the strize covered with papille or glandular granules. 
DC. Prodr. 6, p.49. 
Erect, much-branched, glabrous or pubescent, S. African small shrubs. Pedunc. 
terminal, one-headed, short. Leaves alternate, linear, trifid, or on each side one- 
toothed. Rays white, reflexed. Name from adyv, a gland, and achenium; from the 
glandular fruit. 
Glabrous ; leaves sharply 3-lobed and simple; rays numerous (1) leptophylla, 
Thinly silky or glabrous ; lvs. blunt, simple or 3-lobed; raysfew (2) parvifolia. 
1. A. leptophylla (DC. 1. c. 49); quite glabrous ; leaves linear, with 
strongly revolute margins (5-12 lines long) acute, sometimes trifid; 
heads very many-flowered ; rays about 15; recept. convex. 
Has. Swellendam, Drege, Dr. Pappe! Karroo, Ecklon! (Herb. D., Sd.) 
A rigid, erect or spreading, small bush, with pale stems and foliage. Leaves from 
4-1 inch long, not a line wide, erect or spreading. Heads like those of Chrysanth, 
eam but smaller. Recept, at length hemispherical. Achenes densely 
2) . 
2. A. parvifolia (DC. 1. c. 50); appressedly pubescent or glabrous ; 
leaves linear, with subrevolute margins, obtuse or mucronulate, often 
tufted, either quite simple, or obtusely 3-lobed ; rays 6-9; recept. flat ; 
achenes striate, papulose ; corolla viscidulous. 
Var. a. pubescens; twigs and leaves closely pubescent. A. pubescens, DC. l. ¢. 49. 
Var. £. glabra; quite glabrous. <A. parvifolia, DC. l. c. 
Has. Nieuwe Hantam, Drege! Wolfkop and Cradock, Burke! Albany, Mrs. FP. 
W. Barber! 410, B. Uitenhage, Ecklon. Albert, T. Cooper! (Herb. Hk., D., Sd.) 
A rigid, robust, much-branched and ramulous scrubby bush, 12 inches or more 
high. Leaves mostly tufted, very variable in length, from 2-3 lines to an inch 
long, less than a line wide, mostly thinly silky. Heads on short, silky peduncles, 
about 15-flowered ; the disc-fl. reddish or yellow. ‘‘ This is known in the Colony 
as ‘the good Karroo’ ; it is one of the most valuable plants, as pasture, for Merino 
sheep, and where it grows plentifully the farms are most favourable for woolled 
sheep.” —WMrs. F. W. Barber. 
LIX. CHRYSANTHEMUM, L. 
Heads many-fl., heterogamous ; ray-/l. ligulate, uniseriate, female or 
rarely neuter, disc-fl. hermaphrodite, 4—5-toothed, with a compressed, 
fleshy, 2-winged tube. Jnv. imbricate, campanulate, the scales mem- 
brane-edged. Recept. naked, flat or convex. Style-branches truncate. 
Achenes dissimilar: those of the ray 3-angled or 3-winged, 2 angles or 
wings lateral, the third on the inner face ; of the disc compressed or 
subterete, with a short wing on the inner face. Pappus none, or coroni- 
form. DC. Prodr. 6. p. 63. 
Herbs or small shrubs, European and African: habit various. Leaves alternate. 
Rays yellow or white, or white with a yellow base. : 
Annual. Rays yellow. Leaves oblong, sharply toothed oreut (1) segetum, 
Shrubs, with linear-filiform, simple or trifid, or pinnately 5-lobed leaves : 
Peduncles very long, filiform : 
Leaf-lobes long, slender, erect, acute (or none) ... (2) nodosum, 
Leaf-lobes short, fleshy, spreading (rarely none) ... (3) Thunbergii. 
VoL. II. 11 
