47 



H YDEOPH Y LL ACE^. 



IlYDROPnYLLUM TiRGiis'idtrM, L. Apex. June. (S3.) 



Phacelia Popei, T. & G. in Pacific Railroad Survey, 2, p. 172, t. 10. 



Valley of the Upper Arkansas. (99.) 

 P. TANAGETIFOLIA5 Benth. Subalpnie. (S2.) 

 P- (!) Loma ou the Rio Granile. (SO.) 



Elltsia a:mbigua, Natt. Denver. 



POLKMOXIACE^, 



Phlox Douglassii, Hook. Too closely simulating P. humilis^ Donirl., 

 as distributed by Hall and Harbour, yet the latter is justly placed by 

 Professor Gray under P. longifolia, Nutt, recognizitig\is he does 

 this same relationship. (081.) 



P. C^SPITOSA, Nutt.7 var. OONDENSATA, Gray. Soutli Park. Alpine. 

 CoLLOMiA LINEARIS, Nutt. Denver, June; South Park, July. (080, 



687.) 

 0. LOXGiFLORA, Gray. Denver. June. Flowers sometimes blue. (075, 



677.) 

 C. GRACILIS, Dougl. Denver. June. (354.) 

 GiLiA NuTTALLii, Gray. Oro City. July. (082.) 

 G. COXGESTA, Hook. Gray's Peak. South Park. July. 10-12,000 feet. 



(748, 749.) 

 G- NUDICAULIS, Gray. South Park. 



G. AGGREGATA, Spreug. Dry plains and ridges of Central Colorado. 

 June. (745.) . 



G. PiNNATiFiDA, Nutt. Deuver. June. (746.) 747 is a dwarfed form 



of the same from Twin Lakes. 

 POLEMONIUM CONFERTUM, Gray. 12,000 feet on mountains of Central 



Colorado. " Musk-scented'' according to Professor Porter and others. 



(684.) 



P. c^BULEu:vi, Gray. 10,000 to 11,000 feet elevation on mountains of 

 Central Colorado. Professor Wolf in his notes remarks, '*• with the 

 odor of skunk.^ (G83.) 



P. HUMILE, Willd. Georgetown, at an elevation of 8,500 feet j in South 

 Park reaching to 12,000 feet. (685.) 



SOLANACB^. . 



SoLANUM TRrFLORu:ii, Nutt. South Park. Colorado Springs. (83.) 



ge^^tia:n"ace.e. 



Gentiana Amarella, L. Twin Lakes. July. (788.) 

 G. DETONSA, Fries. Twin Lakes and Trout Creek. Wet ground. (789.) 

 t G. DETONSA, Fries, var. simplex, Gray. Almost exactly number 6359 



of Bolander^s California collection. So far as one may judge from 

 rather scant material, I have but little hesitancy in following the in- 

 dication of Professor Gray and considering it a mere variety, though 

 its habit as well as habitat (found only on high, dry ground) are strik- 

 ingly dissimilar to those of the typical form (794.) Exactly G, bar- 



bellata^ Eng., which Mr. Coulter collected on Taylor River, Colorado 

 Territory, in 1873. In the United States Herbarium, in the Depart- 

 ment of Agriculture, I find Mr. Watson has named a more luxuri- 



