184 BOTAKY. 
Artemisia feigida, Willd. Wisconsin to the Saskatchewan and Wash- 
ington Territory, and along the mountains eastward to New Mexico. East 
Humbohlt Mountains, on a ridge 8,000 feet high, and in the Bear Eiver 
bottom near Evanston, at 6,000 feet elevation; July, August. (643.) 
Artemisia scopulorum, Gray. Proc. Acad. Phila.^ March, 1863, 66. 
Cffispitose ; caudex creeping, scaly with vestiges of former leaves ; stems 
3-8' high, simple ; leaves, Hke the stem, silky-hairy ; the radical ones 1-2' 
long, bipinnately cleft into a few very narrow linear divisions ; upper ones 
gradually smaller and simpler, passing into linear bracts ; heads hemispher- 
ical, 2-3" broad, short-stalked, forming a spike or raceme interrupted be- 
low ; involucral scales oval, villous on the back, and having a broad scarious 
dark-brown or blackish border; receptacle very villous with hairs as long 
as the florets ; florets 18-30; a very few of the outer ones with imperfect 
corollas, pistillate, fertile ; the others perfect and fertile, with funnel-form 
corollas.— Colorado, (41 Parry in 1862, 299 Hall & Harbour, 313 Vasey.) 
Uinta Mountains, Bear River Canon, in a rocky gorge and by an alpine lake ; 
10-12,000 feet altitude ; August. (644.) 
Gnaphalium luteo- album, L., Var. Sprengelii. [G. Sprengelii, Hook. 
& Arn.) Annual, whitened with loose wool ; stems 6-30' high, simple below, 
corymbose with long branches toward the summit, (sometimes unbranched ;) 
leaves slightly dccurrcnt ; lower ones 2-3' long, linear spatulate, obtuse ; 
upper ones linear-lanceolate, acute ; heads clustered ; involucral scales shin- 
inir, yellowisli-white, scarious, oblong-ovate, rather obtuse ; pistillate florets 
very iiiuneroiis, in several rows outside of the perfect ones; achenia J larger 
and smoother than in the European plant. — Oregon and California, to New 
Mexico an<l Texas. Banks of the Truckec River and in Humboldt Pass, 
Neva<la, and l)y a ditch in a meadow in Utah Valley; 4-6,000 feet elevation; 
August, Scjiicuibcr. (645.) 
Gnai'IIAlh m palustre, Nutt. Low, 1^9' high, white-floccose ; stems 
several or inauy, IVom an nmiual ni)r()us root, ascending, branched ; leaves 
spatulate-ohlong or oblonnr-lincar, 8-12" long, 2-2.J" l)r(md, the lower ones 
iiarnm-iMl at the base ; heads in snuill very woolly and leafv terminal and axil- 
lary clusters ; involucral scales linear, rather obtuse, the base greenish, hid- 
dei» in wool, tlie ui)]hm- [)art scai'ious, \vhi1«M)r brownish-white; florets nu- 
merous, a leu only of tin' central ones ptnlect; achenia smooth or very 
minutely scaljrous. — Oregon and California to Wyoming and New Mexico ; 
