‘ 
BOTANICAL REPORT. 
Botanical Report, by Joun Torrey and Asa Gray, upon the Collections made by Captain 
Gunnison, Topographical Engineers, in 1853, and by Lieutenant E. G: Becxwits, 
Phird Artillery, in 1854. 
I.—Plants collected by Mr. James A. Snyder, under the direction of Lieutenant E. G. Beckwith, U.S. A., in an expedition 
made under his charge from Great Salt Lake, Utah Territory, directly west to the Sacramento valley, in California, in the 
mouths of May, June, and July, 1354. 
TI.—Plants collected by Mr. F. Creutzfeldt, under the direction of Captain J. W. Gunnison, U. 8. A., in charge of explorations 
for a railroad from Fort Leavenworth, via the Kansas, Arkansas, and Huerfano rivers, the Sangre de Cristo Pass, San Luis 
valley, Coochetopa Pags, Grand and Green rivers, and thence into the Great Basin, in the vicinity of the Sevier or Nicollet 
lake. The collection was made from early in June to late in October, 1853. 
PART I; 
Plants collected by Mr. James A. Syyper, under the direction of Lieutenant E. G. Becxwira, 
U.S. Army, in an expedition made under his charge from Great Salt lake, directly west, to 
the Sacramento valley, in California, in the months of May, June, and July, 
Aquitecta Canavensis, Linn.; Torrey and Gray, Fl. 1, p. 29. Ina cafion east of the Sierra 
Nevada; June 17. Few phanerogamous plants of this country have so great a geographical 
range as has this species, (including the A. formosa, Fischer,) namely: from Hudson’s Bay to 
Florida and New Mexico, and from Unalaschka to California. 
Detpaintum Menztust1, DC. Syst. 1, p. 355 ; Hook. Fl. Bor.—Amer.1, p. 25. Near Great Salt 
Lake. Also, in a valley of the Sierra Nevada; with an incomplete specimen of what may be 
a white-flowered variety; May and June. 
Escuscnottzia Cantrornica, Cham. and Nees, Flor. Phys. Berol. p. 73, t. 15, non Lindl. 
Sierra Nevada; June 25. 
TuRRITIS RETROFRACTA, Hook, Fl. Bor.-Amer. 1, p..41. Summit of a mountain in the Great 
Basin east of the Sierra Nevada. In flower only; June 1. 
Erystmum asperuM, DC.; Torr. and Gray, Fl. 1, p. 95. Mountains near Great Salt Lake ; 
May. 
‘SPRAGUEA UMBELLATA, Torr. Pl. Fremont, in Smithson. Contrib. p. 4, t.1. Summit of Noble’s 
Pass, Sierra Nevada; July 3. The specimens of this interesting Portulacaceous genus accord 
with those of Col. Fremont, who alone has gathered the plant hitherto; but being younger, 
the corollas are more conspicuous, and the scarious sepals not so large. 
REDIVIvA, Pursh, Fl. 1, p. 368; Hook. and Arn. Bot. Beech. p. 334, t. 86. On the 
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Sierra Nevada; June 25. 
SIDALcEA MALVZFLORA, Gray, Pl. Wright. 1, p.16. Mountains east of the Sierra Nevada; 
June 14, 
VioLa BeckwiTHt, (n. sp.): subcaulescent; ascending stems abbreviated; cauline leaves biter- 
nately or pedately parted, decurrent on the margined petiole, the lobes or segments oblong- 
linear, hirsute-puberulent; stipules minute, scarious, entire; sepals linear, obtuse, ciliolate; 
lower petal barely saccate at the base, purple, with yellow claws, the two upper shorter and 
deep violet. On the slope of a mountain between Great Salt Lake and the Sierra Nevada; 
