380 ]\IEMOIRS OF THE NEW YORK BOTANICAL GARDEN. 



Montana: Gardiner, 1885, Tzveedy, yj^: Lewis and Clarke Co., 

 Mrs. Muth; Teton River, 1883, Scr/bncr, yj ; Billings, 1898, Wil- 

 liams ct- GriffitJj : Madison River, 1895, Rydberg^ ^ygj ; Yogo 

 Bald}', 1896, Flodinaii. 818. 



Grindelia squarrosa (Pursh) Dunal : DC. Prod. 5: 315 [111. Fl. 



3: 321; Syn. Fl. I': 118: Man. R. M. 145J : Djuia squarrosa 



Pursh, Fl. Am. Sept. 559. 



On dry prairies, up to an altitude of 2000 m. 



Montana: Madison Co., 1886, Tzvcedy, my; Bozeman, 1892, 

 W. S. Shazv ; Silver Bow Co., Mrs. Jennie H. Moore : Great Falls, 

 1887, R. S. Williains, yj: Helena, 1891, F. D. Kclsey ; Sun River 

 Crossing, 1883, Scribner, y2, in part. 



* Grindelia perennis A. Nelson, Bull. Torr. Bot. Club, 26: 355. 



Like G. squarrosa, but with narrower thinner, almost entire, 

 glaucous leaves. In saline soil, at an altitude of 1000-1500 m. 

 Montana: Smith River, 1883, Scribiier, yj, in part. 



Grindelia nana Xutt. Trans. Am. Phil. Soc. (II.) 7: 314 [Syn. Fl. 

 I-: 119: Man. R. M. 145]. 

 In dry soil, up io an altitude of 2000 m. 

 Montana: Madison Co.. Mrs. Flora McXultx. 



Chrysopsis villosa (Pursh) Xutt. Gen. 2: 151 [111. Fl. 3: 324; 



Syn. Fl. I-: 122: Bot. Cal. i: 309: Man. R. M. 145] : Ainellns 



villosus Pursh, Fl. Am. Sept. 564. 



In sand-draws and on sandy prannes, up to an altitude of 2500 m. 



Montana : Pony, July 6, 1897, Rydberg d- Bessey, jo68 : Indian 

 Creek, July 21, jodp; Spanish Basin, June 23, joyo; eastern Mon- 

 tana, 1884, T-weedy, ijo: Gallatin Co., 1886, 1112; Helena, 1891, 

 F. I). Kclsey. 



Yellowstone Park: 1884, Ticeedy, i^g: 1873, Parry, i^y. 



* Chrysopsis C.>lumbiana Greene, Er^ythea, 2: 95. 



Resembles somewhat C. villosa, but the leaves are few, spreading 

 or reflexed, and the pubescence more hispidulous. On hillsides. 



Montana: Silver Bow Co., Mrs. Jeiniic H. Mjore : Helena, 

 1883, Scribncr. y^a. 



Chrysopsis hispida (Hook.) Nutt. Trans. Am. Phil. Soc. (II. ) 7 : 316 

 [111. Fl. 3: 325]: Diplopappus hispidus Hook. Fl. Bor. Am. 

 2: 22; Chrysopsis villosa hispida G\-?i\, Syn. Fl. i" : 123 [Man. 

 R. M. 145]'. 



