478 GEOLOGICAL SURVEY OF THE TERRITORIES. 



Artemisia Ludoviciana, Nutt, var. gnaphalodes, Torr. and Gray. — Hen- 

 ry's Fork of Green River ; Wyoming Territory ; August to September. 



Artemisia PicJiardsoniana, Bess. — Uinta Mountains. 



Artemisia frigida, Willd. — Denver ; North Park, Colorado Territory ; 

 Wyoming Territory ; August to September. 



Gnaplialium Sprengelii, Hook and Arn. — Denver. 



Antennaria dioica, Gaertn. — Denver ; Uinta Mountains. 



Antennaria alpina, Gaertn. — Denver ; Uinta Mountains. 



Antennaria margaritacea, R. Br. — Henry's Fork of Green River. 



Senecio lugens, Ricliards. — Wyoming Territory ; August to September. 



Senecio cernuus, Gray. — Mountains near Denver.. 



Senecio longilobus, Bentb. — Denver; Wyoming Territory ; August to 

 September. 



Senecio rapifolius, Nutt. — Wyoming Territory ; August to September. 



Senecio aureus, L. var. — Mountains near Denver. 



Tetradymia inermis, Nutt. — North Park, Colorado Territory. 



Tetradymia spinosa, Hook and Arn. — Henry's Fork of Green River. 



Arnica mollis. Hook. — Mountains near Denver. 



Cirsium undulatum, Spreng. — Near Denver. 



Cirsium Drummondii, Torr. and Gray. — Near Denver. 



Cirsium edule, Nutt. — Near Denver. 



Steplianomeria runcinata, Nutt. — Denver. 



Lygodesmia juncea, Don. — Wyoming Territory ; August to September. 



Troximon glaucum, Nutt. — North Park, Colorado Territory; Uinta 

 Mountains. 



Macrorhynchus troximoides, Nutt. — Fall River, Colorado Territory. 



Mulgedium pulchellum, Nutt. — Denver ; Wyoming Territory ; August 

 to September. 



CAMPANULACE^I. 



Campanula rotundifolia, L. — Denver ; North Park, Colorado Territory. 

 Campanula Langsdorffiana, Fischer. — North Park, Colorado Territory. 

 Specularia perfoliata, A. DC. — Near Denver. 



ERICACEAE. 



Vaccinmm Myrtillus, L. — Wyoming Territory"; August to September. 

 Arctostaphylos Uva~ursi, Spreng. — Denver ; Uinta Mountains. 

 Pterospora Andromedea, Nutt. — North Park, Colorado Territory. 



PLANTAGINACE^E. 



Plantago Patagonica, Jacq., var. gnaphalioides, Gray. — Near Denver. 

 Plantago eriopoda, Torr. — Wyoming Territory ; August to September. 



PREMTTLACE^. 



Dodecatlieon Meadia, L. — Uinta Mountains. In fruit. 

 Androsace filif or mis, Retz. — Henry's Fork of Green River. 

 Androsace septentrionalis, L. — Denver ; Uinta Mountains. 

 Glaux maritima, L. — Wyoming Territory ; August to September. 



OROBANCHACE^]. 



Aphyllon fasciculatum, Torr. and Gray. — Denver. 



SCROPHULARIACEJE. 



Pentstemon glaber, Pursh. — Wyoming Territory; August to September. 

 Pentstemon cceruleus, Nutt. — Near Denver. 

 Pentstemon acuminatus, Dougl. — Near Denver, 



