CATALOGUE. 167 
or two high, tomentose-canescent ; somewhat naked with age: leaves nar- 
rowly linear, entire, minutely punctate: heads solitary on filiform peduncles 
terminating the branches: akenes glabrous: pappus of oblong erose- 
laciniate chaffy scales, about a quarter the length of the glandular disk 
corolla.” Not having the specimen, I have been obliged to quote the above 
from Fl. Cal. 1, p. 873. Arizona. 
RippELLIa TAGETINA, Nutt—aA foot high, floecose-woolly or smoother 
with age, much branched; leaves sessile, narrowly spatulate or oblanceo- 
late, 8-18” long; heads in clusters on the ends of the branches; scales of 
the pappus entire, about (or more than) half as long as the tube of the disk- 
flowers; rays somewhat puberulent externally.—Camp Bowie, Ariz. (463), 
- and Aleadonis, N. Mex. (82). 
Cuanactis Doverasu, Hook. & Arn.—Colorado, about South Park 
(481, 482); also from Nevada and Utah. 
CHZENACTIS STEVIOIDES, Hook. & Arn.—Independence Valley, Nevada. 
HyMenopappus LutEus, Nutt.—Arizona, Colorado, and New Mexico. 
HYMENOPAPPUS FLAVESCENS, Gray (Pl. Fendl. p. 97).—Leaves less dis- 
sected and divisions larger than in the following variety, in which the 
flowers are a real yellow.—A somewhat variable species. Colorado. 
HyYMENOPAPPUS CANESCENS, var. CANO-TOMENTOSUS, Gray (Pl. Wright. 2, 
p. 94, and Pl. Fendl. p. 97).—Erect, floccose-tomentose ; leaves bipinnately 
parted; segments 3” long and $’ wide; inflorescence in a cymose panicle ; 
heads 4” in diameter; scales of the involucre with petaloid and somewhat 
scarious tips; chaff of the pappus entire, oval, one-half or one-third as long 
as the tube of the corolla; achenia turbinate, obscurely 3-5-angled, 15- 
nerved, villose—Western New Mexico, Loew. 
Banta LEUCopHYLLA, DC.—Nevada.. 
Banta ABSINTHIFOLIA, Benth., var. pEaLBATA, Gray.—Erect, branch- 
ing from a sub-ligneous root, canescent-tomentose ; leaves oblong, trifid 
at base, with middle division often toothed toward the apex or entire, 
linear-lanceolate obtuse ; heads, including the rays, 8” in diameter ; invo- 
Style-branches of the disk-flowers short, truncate-capitate at the apex. Akenes narrow, terete or nearly 
so, obscurely striate or angled, glabrous, or in one species cobwebby-villous. Pappus of 4 to 6 hyaline 
nerveless and pointless chaffy scales.—Low and branching woolly herbs, probably ail perennial; with 
alternate, spatulate or linear leaves, either entire, or the radical ones pinnately incised, and corymbose 
small heads of golden-yellow flowers.”—Gray, FI. Cal. 1, p. 372. 
