Compostta—Coreopsis. 245 
with pinnatisect leaves and large bright orange-yellow flower- 
heads. Pappus of two long spreadin:, bristles. 
19, HELIANTHUS. 
Tall coarse herbs, mostly natives of North America. Leaves 
large, simple, scabrid. Flower-heads very large, yellow with a 
dark centre. The Jerusalem Artichoke (H. tuberdsus) is a 
familiar species of this genus. The name is from #uzos, sun, 
and dvos, a flower. 
1. H. Gnnuus. Sunflower.—This is the most familiar of 
South American plants, producing, perhaps, larger flower-heads 
than any other species in the order. There are several varieties 
in cultivation, differing in stature, size, and colour of flowers ; 
and there is a double variety with all the florets ligulate. 
2. H. argyrophyllus.— 
This is an allied species in 
which the leaves are clothed 
with a soft silky silvery 
down. It grows about 6 
feet high, with rather 
smaller flower-heads of the 
same colour, Some garden 
varieties appear to be inter- 
mediate between this and 
the preceding. 
3. HA. multiflorus (fig. «5 
133).—Perennial, about 4 (4 
or 5 feet high, with more ~ 
numerous smaller flower- 
heads. There is a double 
variety in cultivation. 
4. H. orgydlis—A per- 
ennial species as tall as 
the Common Suntlower, but 
much slenderer, and narrow- 
leaved. Flower-heads com- 
paratively small and nume- 
rous, forming a large 
panicle. Fig. 133. Helianthus multiforua, 
Tithonia spléndens, or t nat. size.) 
Comuclinium aurantiacum, is a handsome half-hardy peren- 
nial from Mexico, growing about 5 or 6 feet high, with large 
