140 MEMOIRS OF THE NEM' YORK BOTANICAL GARDEN. 



* Montia depressa (A. Gray): Clavtonia j^arviilora depressa A. 



Gray, Proc. Am. Acad. 22 : 281 ; Montia parvijiora depressa 

 Robinson; A. Gray, Syn. Fl. i : 274, 



Like the last, but smaller, depressed and with much smaller 

 flowers, the cah'x being only about 2 mm. long. On hillsides. 

 Montana: Gallatin Co., 1892, Mrs. Alderson. 



* Montia parviflora (Dougl.) Howell, Erythea, i: 38 [Syn. Fl. 



i' : 275]; Claytonia pai'vi'-flora Dougl.; Hook. Fl. Bor. Am. i: 



225; Claytonia perfoliata parviflora Torr. Pac. R. R. Rep. 4: 



71 [Bot. Cal. i: 75]. 



Stem diffuse or procumbent, more or less flagelliform ; basal leaves 

 rhombic-ovate ; upper leaves very small, distant, subclavate when 

 fresh. Moist rocks. 



Montana: Lake Terry, 1892, R. S. Williams, 870: Jocko 

 River, 1883, Can by, ji : Jefferson City, Scribncr, i^c. 



* Montia linearis (Dougl.) Greene, Fl. Fran. 181 [Syn. Fl. i' : 



276] ; Claytonia linearis Dougl. ; Hook. Fl. Bor. Am. i : 224 



[Bot. Cal.'i: 76]. 



In wet ground, especially around springs, at an altitude of 1000- 

 2500 m. 



Montana: Spanish Basin, June 26, July i, 1897, Rydberg & 

 Bessey, jgyS and jpyg; Electric Peak, Aug. 20, jgSo; Highwood, 

 1888, R. S. Williams, 771: Bozeman Pass, 1883, Canby, j2 ; 

 Loto Creek Canon, 1880, Watson. 



Lewisia rediviva Pursh, Fl. Am. Sept. 368 [Syn. Fl. i' : 267 ; 



Man. R. M. 39; Bot. Cal. i: 78]. 



The " Bitter-root" grows on dry hills among gravel and rocks, at 

 an altitude of 2000-3000 m. 



Montana: Mountains near Indian Creek, July 22, 1897, Ryd- 

 berg" (S: Bessey, jgjj ; Spanish Basin, June 22 and 26, jg^4 and 

 42 jg; Beaver Head Co., R. Tzvcedy, 1J2: Helena, 1891, Kelsey ; 

 Silver Bow Co., Mrs. Caspar: Mrs. Moore; Beaver Head Co., 

 1888, Tweedy, 132; Bozeman, 1883, Canby, 36; Jefferson City, 

 1883, Scribner, 14b. 



Yellow\stone Park: 1883, Miss Mary Compton ; Mammoth 

 Hot Springs, 1885, Tzueedy, 4.21 : Yellowstone Lake, 1871, Hay- 

 den; Bannock City, 1880, Watson. 



