(13) BRITTON A.Mi A. MURRAY VAU,. COLORADO PLANTS. 209 



ROSACEA l 



143. 148, ISO, OpulastermonogynaiTorr.) Kuntze, Rev. Gen. PI. 949 (1891). 

 Boulder Canon, 6000 ft. ; Flagstaff Hill. 6000 IL. North Boulder Peak, 

 8000 l'l. 



loi. Spiraea dumosa Nuit.; Hook. Lond. Journ. Bot. G : 217 (1817). South 



Boulder Peak, 8000 it. 

 140, 141. Amelanchier alnifolia Nutt. Journ. Acad. Phila. 722 (1834). 



Boulder, 5500 ft. : Flagstaff Hill, 6000 ft. 



160. Rubus deliciosus James, Long's Exped.2 : 193 (1823). Manitou, 7000 ft. 



161. Rubus strigosus Michx. Fl. Bor. Am. 1 : 697 (1803). Caribou 10,000 ft. 

 155, 156, 157. Fragaria Virginiana glauca S. Wals. Bot. King's Exp. 85 



(1871). Pike's Peak, 10,000 ft. ; North Boulder Peak, 7000 ft.; Caribou 

 10,000 ft. 



166. Potentilla dissecta Pursh, Fl. Am. 355 (1814). Caribou, 10,500 ft. 



66, 67. Potentilla fruticosa L. Sp. PI. 495 (1753). Pike's Peak, 10,500 ft. ; 

 Caribou, 10,000 ft. 



167. Potentilla Hippiana Lehm. Pug. 2 : 7 (1830). Boulder, 5000 ft. 



168. Potentilla millegrana Engelm. ; T. et G. Fl. N. A. I. 447 (1840). Boul- 

 der, 5000 ft. 



172. Potentilla scopulorum Greene, Erythea, I : 4 (1893). Pike's Peak, 



10,500 ft. 

 159. Sibbaldia procumbens L. Sp. PI. 284 (1753). Arapahoe, 11,000 ft. 



169. 170, 171. Geum Rossii Ser. in DC. Prodr. 2 : 553 (1825). Arapahoe, 

 11.500 ft.; Pike's Peak, 11,500 ft. 



144. Cercocarpus parvifolius Nutt. ; H. et A. Bot. Beechey, 337 (1841). 

 Boulder Canon, 5500 ft. 



162. 163. Rosa arkansana Porter, veresim. Boulder, 5000 ft. à 6000 ft. 



164. Rosa pisocarpa A. Gray. Colorado Springs, 6000 ft. 



165. Rosa acicularis Lindl. var. Bourgeauiana Crépin. Boulder Canon, 

 6000 ft. 



145. Kunzia tridentata (Pursh) Spreng. ; Steud. Nomencl. 1 : 669 (1821). 



Purshia tridentata DC. Trans. Linn. Soc. 12 : 157 (1818). Boulder 

 Canon, 6000 ft. 



146. Cerasus demissa Nutt.; T. et G. Fl. N. A. 1 : 411 (1840). Manitou, 

 7500 ft. 



153. Cerasus Pensylvanica (L. f.) Loisel. Nouv. Duham. 5 : 9 (1812). North 

 Boulder Peak, 8000 ft. 



1 Species of Rosa named by Professor Crépin who writes conceruing thein from 

 Brüssels, October 4«». 1892 : 



« The scanty material of Rosa thus far collected in the Rocky Mountains has 

 « not yet allowed ine to judge of the species of that région; thèse are only small 

 « bits of spécimens, and put names only with doubt. » 



