MEMOIRS OF THE NEW YORK BOTANICAL GARDEN. I4I 



CARYOPHYLLACEAE. 



* Agrostemma Githago L. Sp. PI. 435 [Syn. Fl. i' : 228: 111. Fl. 



2:7]. 



The well-known "Corn Cockle" is sparingly introduced in the 

 State. 



Montana: Helena, 1892, Kchcy ; Madison Co., Mrs. Flora 

 McXiiIty. 



Silene antirrhina L. Sp. PI. 419 [Syn. Fl. i' : 215 ; Man. R. M. 

 32: 111. Fl. 2: 11: Bot. Cal. i: 63]. 

 On prairies in the eastern part of the State. 

 Montana : Big Horn River. 



Silene acaulis L. Sp. PI. Ed. 2, 603 [Syn. Fl. i' : 216; Man. 



R. M. 32: 111. Fl. 2:8]. 



On tops of the higher mountains, at an altitude of about 3000 m. or 

 more. 



Montana : Spanish Peaks, 1896, Flodman, 41 1 ; Old Hollowtop, 

 Pony Mts., July 7 and 9, 1897, Rydbcrg & Bcsscy, JpSj and jpS6; 

 Wisconsin Creek, 1892, y. B. AllcbaiioJi; Lone Mountain, 1886, 

 Tweedy, iiji: Lake Plateau, 1897, P. Koch; McDonald's Peak, 

 1883, Canby, jy; Belt Mountains, Scribner, iia; Odells, 18S0, 

 Watson. 



Yellowstone Park : 1884, Ticeedy. 



* Silene Oregana Wats. Proc. Am. Acad. 10 : 343 [Syn. Fl. i^ : 220]. 



Capsule stipitate and calyx cylindric-clavate, as in the next species, 

 but the petals divided into 4 or 6 linear segments. 



Montana : Forks of the Madison, July 26, 1896, Rydberg & 

 Bessev, Jppj: Missoula, 1S80, Watson, ^6; Big Blackfoot, 1880, 

 Watson. 



Yellowstone Park: Shoshone Lake, Aug. 10, iSgy, Rydberg- 

 & Bessey, 3gg2 ; East DeLacy's Creek, jppo and jppi ; Upper Gey- 

 ser Basin, Aug. 8, jpps ; Lower Geyser Basin, jgg^. 



* Silene repens Patrin ; Pers. Syn. i : 500 [Syn. Fl. i^ : 221]. 



Stems several from a creeping rootstock, finely puberulent ; calyx 

 purple veined, narrowly turbinate-cylindric, narrowed downward; 

 capsule decidedly stipitate ; petals bifid. In rocky places in the val- 

 leys, at an altitude of 2000 m. 



Montana: Bozeman Caiion, 1895, Rydberg, 263 j ; Spanish 



