192 UNIVERSITY OF MISSOURI STUDIES [34O 



801. D. Parryi (Engelm.) Rydb. [Gentiana Parryi Engelm.]. 

 Parry's closed gentian. 



Bogs at Eldora, thence along Arapahoe Trail to Arapahoe 

 Peak, 8600-12000 ft. (Daniels, 847). Redrock lake, loioo ft. 

 (Ramaley & Robbins). Also mountains between Sunshine 

 and Ward (Rydberg). 



Wyoming to Colorado and Utah. 



802. D. Bigelovii (Gray) Rydb. [Gentiana Bigelovii Gray]. 



BiGELOW's CLOSED GENTIAN. 



Dry mesas near entrance to Bear Caiion, 5800-6000 ft. (Dan- 

 iels, 766). 



Colorado to New Mexico and Arizona. 



343. PLEUROGYNE Eschsch. 



803. P. fontana A. Nels. [P. rotata tenuifolia Griseb.]. Foun- 

 tain pleurogyne. 



At Caribou (Rydberg). 



Hudson Bay and Alaska to Colorado. 



344. SWERTIA L. 



804. S. palustris A. Nels. Marsh swertia. 



Along alpine streams, Arapahoe Trail, and in wet tundras, 

 Arapahoe Peak, above timberline, 9000-12000 ft. (Daniels, 

 893). Redrock lake, loioo ft. (Ramaley & Robbins). 



Montana to Colorado and Utah. 



804 J4. S. congesta A. Nels. Dense-flowered swertia. 

 Long's Peak (Cooper). 

 Montana to Colorado and Utah. 



345. FEASERA Walt. Columbo. 



805. F. stenosepala Rydb. Narrow-sepalled columbo. 



On the mesas and foothills, common, 5700-8000 ft. (Dan- 

 iels, 168). Also at Ward (Rydberg). 

 Wyoming to New Mexico. 



806. F. speciosa Dougl. Showy columbo. 

 Redrock lake, loioo ft. (Ramaley & Robbins). 



South Dakota to Montana and Oregon; Colorado to 

 California. 



