92 
BOTANY. 
Spirantiiks cernua, Rich. Near Pit river (August) and McCumber’s (July.) 
Platanthera leucostaciiys, Lindl. Gen. & Sp. Orch.p. 288. Canoe creek, California; August 1. 
Platanthera stricta, Lindl. 1. c. Crater pass, Cascade mountains; September 1. 
IRIDACEiE. 
Iris iijematophylla, FischJ ; Hoolc. Flor. Bor.-Amer. 2 , p. 206. McCumber’s. 
Iris macrosipiion, Torr. in Whipple's report. Sonoma, California ; February. 
Sisyrhynchium grandiflorum, Dougl. in Bot. Reg. t. 1364. Locality not recorded. 
Sisyrhynchium Bermudiana, Linn.; Torr. FI. N. York 2, p. 291. McCumber’s. 
JUNCACEA3. 
Luzula campestris, DC. FI. Franc. 3 , p. 161. McCumber’s, northern California. 
Luzula parviflora, Desv. Jour. Bot. 1, p. 144. Crater pass, Cascade mountains; altitude 
6,500 feet; September 1. 
J uncus castaneus, Smith; var. sepalis capsulam superantibus. Crater pass, Cascade moun¬ 
tains, 0. T. 
Juncus bufonius, Linn. Fort Dalles, 0. T. ; September. 
Juncus tenuis, Willd. Sp. 2 , p. 214. McCumber’s, California. 
CYPERACEiE. 
Carex lanuginosa, Miclix. FI. 2 ,p. 175. McCumber’s, California. 
Carex c2E3pitosa, Linn. Crater pass, Cascade mountains, September ; altitude of 6,700 feet. 
Carex pyrenaica, Wahl. With the last. Differs from the ordinary state of the plant in 
being apparently dioecious. No male flowers were found in the specimens. It is a rare species 
in North America. 
Scirpus lacustris, Linn. Extremely abundant, covering immense areas in the Sacramento 
valley, Klamath basin, and on the Columbia. The Tide of the Mexicans. 
GRAMINE2E. 
Alopecurus geniculatus, var. aristulatus, Torr. FI. N. St. p. 97. Klamath marshes ; August. 
Beckmannia cruciformis, Host. McCumber’s. 
Festuca scabrella, Torr. in Hook. FI. Bor.-Am. 2, p. 252, t. 233. This grass is abundant 
over all the Des Chutes and Klamath basins, and on the Cascade mountains, and is the famous 
“bunch grass” of the emigrants. 
Polypogon, (Sp. nov.?) McCumber’s and Pit river. This is not a very rare grass in Cali¬ 
fornia ; it has the habit of P. Monspeliense, but differs from the genus in the glumes being scarely 
awned, and in the rudimentary upper palea. 
Elymus arenarius, Linn. Banks of Pit river, and in many other parts of California. Some¬ 
times eight feet in height; so high that, riding through it, it reached to the top of our heads 
while seated on our horses. It grows in all parts of California where there are deserted Indian 
lodges, and is, therefore, called by the inhabitants 11 rancheria grass.” The seed is threshed 
out, and eaten by the Digger Indians. 
Hordeum jubatum, Linn. Rhettlake, and throughout northern California and Oregon. 
