84 MEMOIRS OF THE NEW YORK BOTANICAL GARDEN. 



Carex Liddoni Boott : Hook. Fl. Bor. Am. 2: 214 [Man. R. M. 



397]- 



In mountain meadows at an altitude of 1500-2500 m. 



Montana: Spanish Basin, July 23 and 26, 1897, Rydbcrg & 

 Bcssev, 3804 and J cS" 05; Bridger ^Nlts., June 11-14; j8oj and 

 380S: Trail Creek, 1887, Tzcccdy : Sixteen Mile Creek, 1883, 

 Scrtbnc)', J18 : Spanish Basin, 1896, Rydbcrg, 3140 and 3031 }4,' 

 Flodman, 3og. 



Yellowstone Park: Soda Butte Creek, 1885, Tzi'cedy, 632. 



Carex praticola; Carc.x fratcnsis Drejer, Rev. Crit. Car. 24: not 



Hose, 1797 ; [111. Fl. i : 354] : Carex adiista minor Boott, 111. 



119 [Man. R. M. 397]. 



Mountain meadows at an altitude of 1500-2500 m. 



Montana: Mystic Lake, 1895, Rydberg, 32ji : Spanish Basin, 

 June 28, 1897, Rvdberg d- Besscy, 3806 : Whitefish River, 1892, 

 R. S. Williams, ^43; Spanish Creek, 1896, Rydbcrg, 3086 ; 3031. 



Yellowstone Park : Yellowstone Falls, Letterman. 



Carex tribuloides Wahl. Vet. Akad. Xya Handl. 24: 145 [111. Fl. 



I : 356] : Carex lagopodioidcs Schkur, Riedgr. Nacht. 20 [Man. 



R. M. 396]. 



In meadows at an altitude of about 1500 m. 



Montana: Bozeman, iSg6, Rydbcrg, 3004. 

 Carex straminea Willd. : Schk. Riedgr. 49 [Man. R. M. 397 ; 111. 



Fl. 1:358]. 



Dry meadows and prairies up to an altitude of 1500 m. 



Montana: Manhattan, 1895, Rydbcrg, 2i8y; Great Falls, 1888, 

 R. S. Williams, 438 ; Mission Range, 1883, Canby, 34J : Castle, 

 1896, Rydbcrg, 323 g (?). 



* Carex foenea Willd. Enum. 957 [111. Fl. i : 357]. 

 Dr}^ valleys at an altitude of 2000 m. 

 Montana": Spanish Basin, 1896, Rydbcrg, 31 4.8 {J). 



Carex Preslii Steud. S}^. PI. Cyp. 243 ; Carex Icporina Presl, 

 Reliq. Haenk. 204 [Man. R. M. 396 ; 111. Fl. i : 356] ; not L. 

 On the higher mountains at an altitude of 2500-3500 m. 

 Montana: Old Hollowtop, July 7, 1897, Rydbcrg tf- Besscy, 



3783; Yogo, 1888, R. S. Willia?ns, 647; East Boulder, 1887, 

 Tweedy, 14; McDonald's Peak, 1883, Canby, 346: Upper Marias 



Pass, Canby. 



