218 



Ericaceae 



Kalmia 

 microphylla 



(Hook.) 



Heller. 



Small-leaved 



Swamp 



Laurel. 



A smooth shrub, 2-6 inches high 

 with erect or ascending branches, 

 the twigs 2-edged. Leaves op- 

 posite, short petioled, less than 

 \ an inch long, oblong or ovate, 

 obtuse, narrowed at the base, 

 the margins revolute. Flowers 

 on slender pedicels i-ij inches long, few 

 in simple umbels terminating the branches; 

 corolla saucer- shaped, bright rosy pink about 

 \ an inch in diameter. 



Frequent in mossy alpine bogs and mead- 

 ows throughout the region at the higher 

 altitudes; flowering during June and early 

 July. 



Azaleastrum 

 albiflorum 

 (Hook.) 

 Rydb. 



White 

 Rhododen- 

 dron. 



slightly 



A shrub with stems 2-6 feet 

 high, with slender hairy branches 

 more or less glandular when 

 young, nearly smooth with age. 

 Leaves thin, light green and 

 shining above, paler beneath, 

 oblong, 1-2 inches long, with 

 wavy margins. Flowers white, 



