1470 | CARDUACEAE 
1. Leucanthemum (L.) oe 2 A pes tall, glabrous or nearly so: 
irn lade spatulate to linear, 2-15 cm. long, ipe or Lauer a involucre 
mm. wide; outer mee linear- pA cute: inner brae aps 
5 p 5 mm. long, obtuse: ray-flowers numerous; MB white or pink 2.5 
. long: disk yellow: id Pau about 1.5 mm. long: pappus S 
[Chrysanthemum Leucanthem L.]—(WHITE-DAISY. OX-EYE DAISY. WHITE- 
—Fie roadsides, ini co waste-places, nearly throughout S. 
f O. W.—(W. I.)—Sum.-fall.Widely distributed in the 
is "Can 
Ed St es during the Civil War. In the mountains, when abundant, the 
plants, espeeially the ripe heads, are much eaten by sheep. 
111. CHRYSANTHEMUM L. Annual herbs, suggesting coarse-leaved 
ta or Cotula. Leaves alternate: blades toothed to pinnatifid. Heads 
racts thin, imbricate 1 out 3 series, br R tacle convex, nake 
Ray-flo 0-20, pistillate, fruit-producing: corollas with yellow igus. 
Disk-flowers numerous, perfe uit-producing: corollas yello tub 
throat about equal in length, the lobes o s various, tho ie 
o 
ray short and obpyramidal, with 2 or 3 wing-angles, those of the disk prismatic 
or cylindric, 8-10-ribbed. Pappus wanting.—About 15 species, natives of the 
ld World 
Leaf-blades dissected, bipinnatifid : achenes of the ray 3-angled, the median angle 
1. 
with the broader wing-margin . coronarium. 
. Leaf- pua toothed or zum pinnately lobed: achenes of the 
with 2 lateral wings. 2. C. segetum. 
. CQ. coronarium L. Stem 3-6 dm. tall glabrous: blades of the cauline 
leaves obovate outline 3-6 em. long, mostly bipinnatifid, sessile and auricled, 
the t ate: 
r les 
to elliptic, with broad light-brown margins: 
ray-flowers 15-20, the ligules 1-1.5 em. long: 
disk- miis about pota . long: achenes of 
the ray 3-angled, t o middle angle winged, 
those of the disk ^" Ru the inner angle 
to r.—Waste-places and 
a spu 
roadsides, various ir Ala. to Ont. 
Nat. of Medit. Reg.—(W. I.)—Spr.—fall. 
ect L. Stem 2-5 dm. tall, 
glabro blades of the cauline. ‘leaves 
panne to elliptic or lanceolate, ied 
lobed, toothed, or entire, the segm ob- 
lanceolate to euneate: heads on pedu ae eee less than 5 em. long: involucre 
about 1 em. high; bracts a a broadly so, with broad brown margins: 
ray-flowers 12-15, the ligules 1-2 cm. long: di sk-corallas about 5 mm. long: 
achenes of the ray with mid bee wings, those of the disk cylindric, 10- 
ribbed.— ( CORN-MARIGOLD ORN-CHRYSANTHEMUM. >- Waste -plaees, fields, and 
eult. grounds, various provinces Fla. to Ala., N. Y., and N. B.; also Calif. and 
Ore. Nat. of O. W.—Sum.-fall. 
112. TANACETUM [Tourn.] L. Perennial rather coarse erect herbs 
with rootstocks or rarely annuals. Leaves alternate: blades once to thrice 
