296 / COMPOSITZ GRINDELIA. 
CHRYSOPSIS 
winged petiole of its own length, heads large, the invulucral bracts 
squarrose and very glutinous, achenes neither angled nor striate, the ter- 
minal border low and entire; awns of the pappus 2 or 3, flattened and cor- 
neous, barbellate along the edges. Dry rocky banks of Lummi Island 
outhern shore of the Gulf of Georgia. Henderson. 
G. Oregana Gray Syn. ii. 1, Pt. 11, 118. Stems rather stout and tall, . 
branched above, leaves thickish not rigid, sparsely denticulate or entire, 
mostly obtuse, oblong, spatulate or ligulate, or the upper lanceolate, the 
larger 4 inches long by an inch wide, whole herbage glabrous: heads 
large, bracts of the involucre with erect or spreading slender linear-sub- 
ulate tips; achenes squarely truncate and even at the summit, not bor- 
dered nor tovthed, minutely striate; awns ot the pappus 1-3. In dry 
soil, Oregon to Idaho ’ 
G. nana Nutt. Trans. Am. Phil. Sac. viii, 314. Stems rather slender, 
6-30 inches high, the larger plants corymbosely and fully branched above, 
herbage wholly glabrous: leaves thinnish, lanceolate to linear or the 
lower spatulate, entire or spinulose serrate heads 5-6 lines high: bracts 
of the involucre with slender and squarrose soon reyolute tips; achenes 
narrow, excisely truncate or bidentate, at summit: awns of the pappus 
mostly 2. Ondry hillsides. Washington to California. 
G discoidea Nutt. 1.c.315 Whole herbage glabrous. stems slender, 
several from the same root, fastigiately branched, leaves oblong-linear, 
tapering to the base, sessile, somewhat spinulose’ serrulate aboye: heads 
5-7 lines high almost globose: -cales of the inyolucre with short subulate 
Squarrose recurved tips: rays none, achenes auriculate bordered at the 
summit; pappus of 2 bristles. On dry banks of the Columbia river 
east of the ( ascades. 
4 CHRYSOPSIS Elliot 8k. 11 333. 
Mostly perennial herbs with oblong or linear usually entire 
sessile leaves and middle-sized heads of yellow flowers terminat- 
ing the stem and branches. Heads many-flowered, radiate. 
Scales of the involucre linear imbricated: receptacle somewhat 
alveolate, flat. Corolla of the ray flowers ligulate, pistillate, in a 
single series. disk corollas tubular, 5-toothed, perfect: Style: 
_ branches mostly terminated by linear or linear-subulate his- 
pid tips, often longer than the flat stigmatic portion. 
Achenes obovate or linear-oblong, compressed. Pappus of the 
disk and ray similar, double, the outer short squamellate-setose 
or somewhat chaffy, the inner of numerous scabrous capillary 
~ bristles. 
C. villosa Nutt Hook. Fl.ii22. Stems 1-2 feet high, villous-pubescent 
and sparsely hirsute, erect, simple or corymbosely branched, very leafy: 
leaves one inch or more long, 1 nerved slightly veiny, canescently stri- 
gose on both sides, mucronate, entire or rarely with a few sharp scattered 
teeth, hispidly ciliate toward the base, the upper linear-oblong, the lower 
oblong-spatulate: heads solitary or somewhat corymbose at the ends of 
the branches, on short peduncles: scales of the -roadly campanulate invol- 
ucre linear-subulate, strigosely pubescent; achenes obovate, villous; exter- 
ior pappus setose squamellate. Dry plains and river bars, Oregon to 
Ill. and the Saskatchewan. 
C. hirsuta Greene, Pitt. iii. 296. ‘Low, slender. the tuftel and 
leafy stems only 6or8 inches high, very leafy and the-leaves asven dling 
