December 30, 191 1 ^ ' ' 



inner surface^ sharply acerose: pedicels short, about 2 mm. long: 

 corollas while, tube about 10 luu). long:, extend in^j beyond the 

 calyx teeth about 4 uiiu., lobes obovate-cuneate, niucronate, 

 about 6uini. low^, 4.5 nnn. wide: styles half the length of the 

 corolla tube: capsules not present. 



In general appearance it resembles P. aiislromontana, but 

 differs from that species in having narrower leaves, less pubes- 

 cence, not replicate helween the nerves of the calyx tube, the 

 calyx teeth and corolla lobes different. 



The type, in the herbarium of the Nevada .Agricultural 

 Experiment Station, is sheet 41 jj, Mormon mountains, Lincoln 

 county (now Clark count)) Nevada, 3000 to 6000 feet, July, 1906 

 (corrected from field note book to May 24, 1906), Kennedy and 

 Gooddi)i2 82. 



.\LPINE PLANTS— III. 

 Bv P. Beveridge Kennedy 



Cassiope Mertensi.\na (Bong.) D. Don, Hist. Dichl. PI. 3: 

 829. 1834. 



The lover of plants is always glad to meet a member of the 

 heath family, wliether on the moors of Scotland, the heaths of 

 England, in our shadv pine woods, or as in this particular case, 

 up among the melting snows of the high mountains. 



This alpine heather although widespread, is in the localities 

 where it may be found, rather p'arlicular as to the place where 

 it makes its home. With us it hibernates beneath dense banks 

 of snow for eight or nine months of the year, appearing at first 

 almost flat with the weight of snow. As .soon as the strong but 

 slender stems are relieved of their load they spring up and .send 

 forth almost immediately a profusion of rose tinged flower bells. 

 On each side of the ravine in the illustration are boulders, the 

 smaller ones (jf which it attempts to cover with its somewhat 

 trailing branches. The roots are imbedded in the gravel in the 

 lowest depressions, continuously subjected to the icy water from 

 the melting snow bank above. The matted plants are dense 



