214 Ericaceae 



out the Rockies and Selkirks; flowering in 



July. 



Trailing or spreading on the 

 Arctosta- ground; branches 6-24 inches 

 phylos Uva- j the twi so f t _hairy. 



Ursi (L.) 



Leaves leathery, evergreen, spat- 



Bear-berry. ulate, obtuse, entire, smooth or 

 minutely hairy toward the base, 

 |-i inch long, J as wide, short-petioled. 

 Flowers J of an inch or less long, ovoid, con- 

 stricted at the throat, rosy-pink or white, 

 few, in short racemes at the ends of the 

 branches. 



In dry sandy or stony soil throughout the 

 Rockies at the lower elevations; flowering 

 in early June. 



Tufted or depressed-prostrate, 

 Mairania 

 alpina (L.) branches 2-5 inches high, the 



Desv. twigs smooth or nearly so, 



Alpine Leaves thin, obovate, crenulate, 



Bear-berry. conspicuously reticulate- veined , 



|-i inch long, J as wide. Flowers few, 



