17 



No. 7973, collected June 5, a short distance above Shasta 

 ketreat, Siskiyou county, on the banks of the Sacramento, 

 climbing high over trees and shrubs. It was originally collect- 

 ed by Hartweg in the upper Sacramento valley, and apparently 

 is confined to the northern part of the State, 



ORCHIDACEAE 



Epipactts GiGANTEA Dougl.; Hook. Fl, Bor. Am. 2: 202. pi. 

 202. 1840, 

 No. 7975, collected June 5, on a wet bank along the rail- 

 road near Shasta Retreat, Siskiyou county. The plants are un- 

 usually small, only about 2 dm, high, and at first were not rec- 

 ognized. The elevation is about 2400 feet. The original sta- 

 tions are "on the subalpine regions of the Blue and Rocky 

 Mountains. Douglas. Columbia River, about Fort Vancouver. 

 Dr. Scouler.'''' The latter station is comparatively near sea 

 level, showing a great altitudinal range. It occurs almost 

 throughout California in damp or wet places in the hills and 

 mountains. 



LiMNORCHis THURBKRi (A. Gray) Rydb. Bull. Torr. Club, 38: 

 624. 1901. 

 Habenaria Thurberi A. Gray, Proc. Am. Acad. 7: 389. 



1868. 

 No. 7979, collected June 5, on wet banks along the rail- 

 road near Shasta Springs, Siskiyou county, where it is abund- 

 ant. This species is much more common in California than L. 

 leucostackys^ with which it has been confused. The type was 

 collected in Arizona by Thurber. 



SALICACEAE 



POPULUS FREMONTii S, Wats, Proc. Am, Acad. lO: 350. 1875. 

 No. 7636, collected in fruit April 10, on the banks of Kern 

 river near Bakersfield, Kern county. It is plentiful in that sec- 

 tion along stream banks or in low moist irrigated ground, usu- 



