26 



WILD FLOWERS AND TREES OF COLORADO 



Fig. 26. — Beard Tongue (Pentstemon alpinus) - 

 Colorado is famous for its Pentstemons of which there are fully thirty different kinds 

 in the state. Most of them have blue or lilac flowers although a few are scarlet. The 

 species here figured is very common in late summer in the sub-alpine zone. The flowers 

 are a deep, rich blue. (One-half natural size.) 



