MEMOIRS OF THE NEW YORK BOTANICAL GARDEN. 259 



Gray, Fl. N. Am. i: 228 [Syn. Fl. i' : 317] ; Malva rivularis 



Dougl. ; Hook. Fl. Bor. Am. i : 107. 



In woods and canons, at an altitude of 1500-2500 m. 



Montana:. Bozeman, 1895, Rydbcrg; 2y2j ; Jack Creek, July 



15, 1897, Bydbcrg & Bcsscy, 4524.; Columbia Falls, 1892, R. S. 



Williams, Syi ; Gallatin Caiion, 1886, Tzvccdy ; Gallatin Co., Mrs. 



Hodgeman; Bear Creek Canon, 1892, W. T. Shazv ; Missoula, 



1898, Williams & Griffith; Ross' Hole, 1880, Watson. 



Yellowstone Park : Mammoth Hot Springs, 1885, T'ztrrr/r, 436. 



Malvastrum coccineum (Pursh) Gray, Mem. Am. Acad. (H.) 4: 21 

 [111. Fl. 2 : 421 ; Man. R. M. 41 ; Syn. Fl. i' : 313] ; Chrisiaria 

 coccinea Pursh, Fl. Am. Sept. 454. 

 Dry prairies, up to an altitude of 2000 m. 

 Montana: Helena, 1888 and 1891, F. D. Kelsey ; Great Falls, 



1891, R. S. Williams, iig; Cinnabar, 1884, Tzueedy, jog; Gardiner, 

 1885, 4js; Bozeman, 1887, 230; Madison Co., 3frs. McNulty ; 

 Custer Co., 1892, Mrs. Light. 



HYPERICACEAE. 



Hypericum formosum H.B.K. Nov. Gen. & Sp. 5: 196 [Syn. Fl. 



i' : 289] ; Hypericum Scouleri Hook. Fl. Bor Am. i : 11 1 [Bot. 



Cal. i: 81; Man. R. M. 40]. 



Meadows, at an altitude of 1000-2500 m. 



Montana: Meadow Creek, July 12, 1897, Rydhcrg d- Bcsscy, 

 4323; East Boulder, 1887, Tzcccdy, 231; Great Fall, 1886, F. W. 

 Anderson, 63 ; Priest's Pass, 1891, F. D. Kclscy ; Deer Lodge Co., 

 Miss Emma Ware; Helena, 1894, E. Douglass; Cottonwood Creek, 



1892, W. T. ^//fi::^'; Beaver Creek, 1894, E. Eoiiglass ; R.oss' Hole, 

 1880, Watson. 



* Hypericum anagalloides Cham. & Sch. Linnaea, 3: 127 [Bot. 



Cal. I : 81 ; Syn. Fl. i^ : 289]. 



A small plant, often forming mats, with small leaves 4-12 mm. 

 long, 15-20 stamens and i-celled capsules. Wet grounds, at low 

 altitudes. 



Montana : Lo-Lo Creek, 1880, Watson. 



ELATINACEAE. 



Elatine triandra Schk. Handb. i: 345 [Man. R. M. 40; Syn. Fl. 

 i': 281; 111. Fl. 2: 438]. 



