First Report ou the Flora of Wyomi)ig. 105 



Chamaerhodos erecta, Bunge. Ledeb. Fl. Alt. i, 431. 



Observed but once but then in the greatest abundance, on a 

 sand-bar of the Laramie River, June 18, 1894 (No. 261), 

 Agrimonia Eupatoria, L. Walt. Fl. Car. 1.31 (1788). A. Striata, 

 Michx. 



Not at all common; Laramie Peak, on a wooded stream, August 

 9, 1895 (No. 1653). 

 Rosa acicularis, Lindl. Ros. Monog. 44, t. 8 (1820). 



Found most frequently at the foot of dry, clayey creek banks. 

 Pole Creek, June 2, 1894 (No. 134); Centennial Valley, August 

 18, 1895 (No. 1697). 

 Hosa Arkansana, Porter, Syn. Fl. Col. 38 (1874). 



A fine species often met with in wet ravines in the mountains. 

 Mexican Mines, July 20, 1894 (No. 567); Table Mountain, June 

 30, 1895 (No. 1336). 

 Eosa blanda, Ait. Hort. Kew. ii, 202 (1779). 



Rather common in canons and the adjacent hillsides. 

 Whalen Canon, July 18, 1894 (No. 520); Table Mountain, June 

 30, 1895 (No. 1343). 

 Rosa Fendleri, Crepin, Prim. Monog. Ros. 452 (1874). 

 Probably quite rare in the state, 

 Boulder Creek, August 27, 1894 (No. 1101). 



Rosa Sayi, Schwein. Keating, Long's Exped. Appx. 113. 



I note that recently this has been made a synonym for R. acicu- 

 laris, but in Watson's Rev. Ros. N. A. 340 (1885), the two forms 

 are kept distinct. If the two forms before me are correctly deter- 

 mined he is amply justified in doing so. 



Table Mountain, June 30, 1895 (No. 1643). Also by B. C. Buf- 

 fum, June 6, 1892. 



Rosa Woodsii, Lindl. Ros. Monog. 21 (1820). 



A small form, common, in the dry hills and sandy ravines, in- 

 clined to be prostrate. 



Laramie Hills, June 12, 1894 (No! 242). 



Pyrus sambucifolia, Cham. & Schlecht. Linn^ea, ii, (1827). Sorbus 

 sanibucifolia, Roem. 



Rather rare; Teton Mountains, August 22, 1894 (No. 982); also 

 from the Centennial Valley, by B. C. Buffum. 



