Compostt@—Cosntos. 24% 
2. O. diversifolius, syn. Dahlie Zimapant.—A_ tuberous- 
rooted dwarf perennial with Dahlia-like foliage and uniform 
dark purple flowers. 
22, SANVITALIA. 
There is one annual species of this genus in cultivation, 
which is pretty well known. The characters are: involucral 
bracts numerous, in two or three series; receptacle bracteolate; 
achenes of the disk crowned with a pappus of three bristles, 
and those of the ray muricate or winged. A commemorative 
name. 
1. S. proctimbens. — A trailing glabrous much-branched 
plant, having ovate entire leaves and bright yellow flower- 
heads with a black centre. There is a double variety of recent 
acquisition. Native of Mexico. 
23, TAGETES. 
Handsome annual or perennial plants, emitting a powerful 
and somewhat disagreeable odour when bruised or touched. 
Leaves pinnate or simple. Involucre composed of about five 
bracts, cohering in a tube. 
Florets normally 5, or rarely 
fewer, persistent. Achenes 
linear, elongated, sur- 
mounted by a pappus of 
five bristles. About fifteen 
species are known, all Ame- 
rican. The name is of 
classical origin. 
1. 7. pdtula (fig. 135). 
French Marigold. — This 
and the next species are 
ranked amongst the earliest 
of cultivated ornamental 
plants, having been grown 
in our gardens for nearly 
three centuries. There are 
many handsome varieties in 
which the florets are en- 
larged and more numerous 
than in the wild form, 
ranging from 9 inches to 2 feet in height, and varying in 
Fig. 135, Tagetes patula. (4 nat. size.) 
