CATALOGUE. 15 
Columbia, and by Meiizies and Brewer in California. Frequent on the 
mountain ranges of Western Nevada, at an elevation of 6-7,000 feet; 
April-June. (55.) 
Nasturtium officinale, Br. In ditches and streams near Salt Lake 
City ; doubtless introduced. (56.) 
Nasturtium sinuatum, Nutt. River banks, Missouri to Arkansas, Noiih- 
ern New Mexico and Arizona, and in Oregon. West Humboldt Mounlaiiis and 
Holmes' Creek Valley, Nevada; 5-6,000 feet altitude; September. (57.) 
Nasturtium lyratum, Nutt. Erect, diffusely Ijranched, glabrous, G-10' 
i)igh ; leaves lyratc-i)innatifid ol- lyrate, the segments oblong-lanceolate or ob- 
long, incisely serrate, angularly toothed or entire; racem(>s panicled, with small 
flowers; siliques linear, compresseiJ, inon; iliaii twice longer than the pedicel, 
somewliat spreading, abrupt at the apex; style very short.~The pods in 
these speeimeiis are nearly terete, 3-6" long, on short (1-2") pedicels. It is 
occasionally nearly prostrate, and seems to approach the follow ing species. 
Trackee and Goose Creek Valleys, Nevada; 4,200-5,000 feet altitude; 
July-September. Found l)y Nuttall on the banks of the Columbia. (58.) 
, Nasturtium obtusum, Nutt. Nearly the ordinary form, with oval or 
ovate-lanceolate pods, 2-3" in length. The leaves arc variable in the lobing 
and serratures, the lateral leaflets in some specimens being nearly obsolete ; 
racemes much elongated in fruit. Banks of tlie Mississippi and westward, 
New Mexico, Colorado, and California; Smoky Valley and in the East 
Humboldt Mountains, Nevada, and in the Walisatch, Utah ; 6-7,000 feet 
altitude; June-August. (59.) 
Var. (?) ALPiNUM. Dwarf ; leaves oblong, entire or with a few teeth, or 
coarsely lyrafe-pinnatifid; h)hcs oblong; pods mostly sliorter than the pedi- 
cels. Uinta Mountains, Utah, at liead of ]3ear River Canon; 10-11,000 
feet; August. (60.) 
Nasturtum palustre, DC. Gla]<roHs ; pods oldoun-, 1-6" long; the 
rarer typical form. Truckei^ Valley, Nevachi ; Jidy. (61.) 
\ar. nisPiDUM, Gray. The mon- frcMjiicnt fijrm. The species extends 
from Arriic America to Northern Mexico, Eoiiisiana, and Nortli Carolina. 
Found in tlie Goose Creek and Jor.hm Vail.ws, aiuf in the Wahsatch Mount- 
ains, Utah : 4,500-6,000 feet altihidc; .May- Septcnd>er. (62.) 
\ ar. With the oval ])ods of the last, but truncate and the style extremely 
