363] FLORA OF BOULDER, COLORADO 21 5 



Saskatchewan to British Columbia; Texas to Califor- 

 nia. 



941. V. agrestis L. Field speedwell. 



Boulder, April, 1905 (Chas. Sellers). Not in Rydberg's 

 Flora. 

 Europe and Asia, thence to North America. 



942. V. Byzantina (Sibth. & Smith) B. S. P. [V. Bu.vbaumii 

 Tenore]. Byzantine speedwell. 



At Boulder (Rydberg). 



Europe and Asia, thence to North America. 



405. BESSEYA Rydb. 



943. B. alpina (Gray) Rydb. [Synthyris alpina Gray]. Al- 

 pine Synthyris. 



Massif de 1' Arapahoe (Rydberg). 

 Wyoming to Colorado. 



406. GERARDIA L. Purple false foxglove. 



944. G. Besseyana Britton. Bessey's purple false foxglove. 

 Along irrigation ditches, Arapahoe Road, 5200-5400 ft. 



(Daniels, 789). Also at Longmont (Rydberg). 

 Iowa to Wyoming; Louisiana to Colorado. 



407. CASTILLEJA Mutis. Painted cup. Indian 



pink. Paint brush. 



945. C. linariaefolia Benth. Toad-flax-leaved painted cup. 

 Very common on the foothills and mountain slopes, and 



occasional on the higher mesas, 5800-9000 ft. (Daniels, 538). 

 Also North Boulder Peak (Rydberg). 

 Wyoming to New Mexico, California and Mexico 



945a. C. linariaefolia filiformis Daniels. Nov. var. Fillform 

 toad-flax-leaved painted cup. 

 Plant dwarf, l-2j4 decimetres high, stem purplish, villous 

 at the base, leaves filiform, i mm. wide, 3-4^ cm. long, the 

 lower with an occasional lobe or two; flowers few with cleft 

 bracts, the lower of which are green, the upper crimson, these 

 and the flowers puberulent, rather than villous as in the type. 



