204 Apiaceae 



usually distinct, ovate, deeply cleft into linear 

 acute, sharply serrate or entire lobes. Flow- 

 ers white in nearly flat, many rayed umbels, 

 2-3 inches in diameter. 



Abundant in wet places and along streams 

 through the Selkirks, especially so in the 

 Asulkan Valley at Glacier; flowering in June 

 and July. 



Very stout, soft hairy, 4-8 feet 

 Heracleum 



lanatum hi g h the stems ri g id often 2 



Michx. inches thick at the base. Leaves 



Cow " petioled, ternately divided, very 



* hairy beneath, the segments 



broadly ovate or orbicular, cordate, stalked, 

 lobed or sharply serrate, rather thin, 3-6 

 inches broad; petioles much inflated. Flow- 

 ers white in 8-30 rayed umbels, 6-12 

 inches broad, the rays stout, 2-4 inches 



Common throughout the region in wet 

 places along streams and river banks, fre- 

 quently growing in great masses; flowering 

 in June and July. 



