319] FLORA OF BOULDER, COLORADO 171 



Order 29. HYPERICALES. 

 Family 72. HYPERICACEAE Lindl. St. Johnswort family. 



285. HYPERICUM L. ST. JOHNSWORT. 



694^. H. formosum H. B. K. HANDSOME ST. JOHNSWORT. 

 Common in mountain swamps (Ramaley). 

 COLORADO and UTAH to MEXICO and SOUTHERN CALIFORNIA. 



695. H. majus (Gray ) Britton [H. Canadense majus Gray]. 

 LARGER CANADIAN ST. JOHNSWORT. 



Along streams in the plains, a dwarf form only a decimetre 

 high, 5100-5400 ft. (Daniels, 787). Also foothills near Boul- 

 der (Rydberg). 



MAINE to BRITISH COLUMBIA; NEW JERSEY to COLORADO. 



Family 73. VIOLACEAE D C. Violet family. 



286. VIOLA L. VIOLET. 



696. V. palustris L. MARSH VIOLET. 

 Eldora to Baltimore (Rydberg). 



LABRADOR to ALASKA ; NEW YORK to COLORADO. 



697. V. pallens (Banks) Brainerd. PALE VIOLET. 



Caribou (Rydberg). Redrock lake, 10100 ft. (Ramaley & 

 Robbins). 



NEWFOUNDLAND to BRITISH COLUMBIA; NORTH CAROLINA 

 to UTAH. 



698. V. cognata Greene. WESTERN BLUE VIOLET. 

 Plains and foothills near Boulder (Rydberg). 



SOUTH DAKOTA to ALBERTA; NEW MEXICO to CALIFORNIA. 



699. V. Nuttallii Pursh. NUTTALL'S VIOLET. 



Plains and foothills near Boulder (Rydberg). Abundant 

 at Boulder (Cockerell). 



MANITOBA to MONTANA; MISSOURI to NEW MEXICO and 

 ARIZONA. 



