3Ol] FLORA OF BOULDER, COLORADO 153 



60 1. T. divaricarpa A. Nels. DIVARICATE-PODDED THERMOP- 

 sis. 



Abundant throughout the mesas, foothills, and mountains, 

 5600-11000 ft. (Daniels, 109). Also from Eldora to Balti- 

 more (Rydberg). 



WYOMING to COLORADO. 



602. T. arenosa A. Nels. SAND THERMOPSIS. 



In sandy soil, Eldora to Baltimore (Rydberg). Redrock 

 lake, loioo ft. (Ramaley & Robbins). 



SASKATCHEWAN and MONTANA to COLORADO. 



243. LUPINUS L. LUPINE. 



603. L. Plattensis S. Wats. PLATTE LUPINE. 



Abundant on the plains, mesas, and foothills, 5100-8000 ft. 

 (Daniels, 48). 

 NEBRASKA and WYOMING to COLORADO. 



604. L. rubricaulis Greene. RED-STEMMED LUPINE. 

 Mesas and foothills, 5600-8000 ft. (Daniels, 394). 

 COLORADO. 



604^2. L. alpestris A. Nels. [L. alsophilus Greene]. ALPINE 



LUPINE. 



Redrock lake, 10100 ft. (Ramaley & Robbins). 

 MONTANA to COLORADO and UTAH. 



605. L. parviflorus Nutt. SMALL-FLOWERED LUPINE. 

 Among pines, Gregory Canon and slopes of Green Moun- 

 tain, 6000-8000 ft. (Daniels, 344). 



SOUTH DAKOTA to MONTANA; COLORADO to UTAH, 



606. L. decumbens Torr. [L. argenteus decumbens (Torr.) 

 Gray; L. leptostachys Greene]. DECUMBENT LUPINE. 



Common in the plains and foothills, 5100-9000 ft. (Dan- 

 iels, 704). 



NEBRASKA to MONTANA and OREGON ; COLORADO to CALIFOR- 

 NIA. 



