MEMOIRS OF THE NEW YORK BOTANICAL GARDEN. 261 



Viola palustris L. Sp. PI. 934 [Man. R. M. 29; Syn. Fl. i' : 197 ; 



111. Fl. 2: 450; Bot. Cal. i: 55]. 



In bogs, up to an altitude of 2500 m. 



Montana: Grizzly Creek, 1887, Tweedy, 2^2. 



Yellowstone Park : Mammoth Hot Springs, 1889, F. W. De- 

 wart. 



* Viola Wanda Wild. Ilort. Berol. //. 24 [Syn. Fl. i' : 198; 111. 



Fl. 2 : 450; Bot. Cal. i : 55]. 



Resembles somewhat V. palitstn's, but with small white flowers, 

 very short saccate spur, and small round-reniform glabrous leaves. 

 It is a rather rare plant of eastern and northern distribution. 



Montana: Granite, 1892, F.D. Kchey. 



* Viola alsophila Greene, Pittonia, 4:7; Viola aiuocna LeConte, 



Ann. Lye. N. Y. 2 : 144 ; not Forst. ; Viola hlanda amoena B.S.P. 



Prel. Cat. N. Y. 6 [Syn. Fl. i^ : 198; 111. Fl. 2: 450]. 



Resembles V. faliistris in the size and form of the leaves, which, 

 however, are more or less hairy. The flower resembles that of V. 

 blanda, but is larger. It grows in mossy ground, up to an alti- 

 tude of 2000 m. 



Montana: Deer Lodge, 1888,/^. W. Traphagen ; ]7iz\L Ci-eok, 

 July 15, 1897, Rydhcrg d- Bessey, 4.536; Buffalo Creek, 1885, 

 Tzueedy, 457. 



* Viola orbiculata Geyer ; Hook. Lond. Journ. Bot. 6: 73; Viola 



sarnicntosa orbiculata Gray, Syn. Fl. i^ : 199. 



A low species with round-reniform leaves, light yellow flowers 

 and short stolons bearing mostly cleistogamous flowers. It belongs 

 to the Pacific slope, but is found occasionally in the western part of 

 the state. 



Montana: Silver Bow Co., Mrs. Moore; Pyrenees, 1889, Mrs. 

 Moore. 



Viola Nuttallii Pursh, Fl. Am. Sept. 174 [Man. R. M. 30; Syn. 



Fl. I^: 199; 111. Fl. 2: 452; Bot. Cal. i: 57]. 



On the plains and prairies, and ascending the valleys up to an alti- 

 tude of 2000 m. 



Montana: Deer Lodge, 1888, F. W. Traphagen; Bozeman, 

 1882 and 1885, ^-^^^eedy, 458; Helena, 1893, F. D. Kelsey ; Galla- 

 tin Co., 3/r5. Alderson; Great Falls, 1888, R. S. Williams, 116, 

 in part. 



