GEOLOGICAL SUEVEY OF THE TERRITORIES. 475 



Astragalus adsurgens, Nutt. — Wyoming Territory j August to Septem- 

 ber. 



Astragalus fiexuosus, Dougl. — Near Denver. 

 ' Astragalus Kentropliyta, Gray. — Near Denver. 



Oxytropis Lamberti, Pursh. — Near Denver. , 



Oxytropis deflexa, DC. — Wyoming Territory; August to September. 



Glycyrrliiza lepidota, Nutt. — Henry's Fork of Green Eiver. 



Vicia Americana, Muhl. — Near Denver. 



Lathyrus palustris, L. — Henry's Fork of Green Eiver. 



LatJiyrus linearis, Nutt. — Near Denver. 



Sopliora sericea, Nutt. — Near Denver. 



Thermopsis rhombifolia, Nutt. — Near Denver. 



Thermopsis fabacea, Hook., var. montana, Gray. — Wyoming Territory; 

 August to September. 



ROSACEA. 



Prunus Yirginiana, L. — Near Denver. 



Spiraea opulifolia, L. — Near Denver. 



Spircea dumosa, Nutt.— Turkey Creek, Colorado Territory ; Wyoming 

 Territory ; August to September. 



Spircea ccespitosa, Nutt. — Henry's Fork of Green Eiver. 



Cercocarpus parvifolius, Nutt.— Near Denver. 



Geum Rossii, Seringe, var. B. Torr. and Gr. — Uinta Mountains. 



Geum triflorum, Pursh. — Denver ; North Park, Colorado Territory. 



Sibbaldia procumbers, L. — Uinta Mountains. 



Ivesia Gordoni, Torr. and Gray ; Gray in Proc. Am. Acad., G, p. 530. — 

 Uinta Mountains,' September 25, 1870. — Differs from the typical form 

 in having a single carpel ! The small spatulate petals appear white, 

 but are probably faded. 



Potentilla, Norvegica, L. — Denver ; Camp Carlin, Wyoming Territory. 



Potentilla fastigiata, Nutt. — Wyoming Territory ; August to Septem- 

 ber. 



Potentilla nivea, L. — Denver ; Uinta Mountains. 



Potentilla Pennsylvania, L., var. Hippiana, Torr. and Gr. — Denver. 



Potentilla arguta, Pursh. — Wyoming Territory ; August to September. 



Potentilla Anserina, L. — Henry's Fork of Green Eiver. 



Potentilla fruticosa, L.- — Denver ; North Park ; Uinta Mountains. 



Rubus strigosus, Michx. — Wyoming Territory ; August to September. 



Rosa gymnocarpa, Nutt. — Henry's Fork of Green Eiver. In fruit. 



Rosa blanda, Ait. — Denver ; Wyoming Territory ; August to Septem- 

 ber. 



Pyrus sambucifolia, Ch. and Schl. — Henry's Fork of Green Eiver. In 

 fruit. 



SAXIFRAGACEJE. 



Jamesia Americana, Torr. & Gray.— Denver ; North Park, Colorado 

 Territory. 



Saxifraga broncldalis, L.— Mountains near Denver. 



Heucliera, bracteata, Seringe. — Fall Eiver, Colorado Territory; B. H. 

 Smith. 



Heuclicra parvifolia, Nutt. — Fall Eiver, Colorado Territorv; B. H. 

 Smith. 



CRASSULACE^E. 



Sedum stenopetalum, Pursh. — Fall Eiver, Colorado Territory ; Uinta 

 Mountains. 



Sedum rhodanthum, Gray. — Uinta Mountains. 

 Sedum Rliodiola, DC— Mountains near Denver. 



