i5 2 Rosaceae 



ing the calyx; stamens numerous, shorter 

 than the petals. 



Frequent throughout the Selkirks, on 

 alpine slopes and beside streams at the higher 

 elevations; flowering in June. 



cxi 



S irsea Stem 2-4 feet high, reddish, 



densiflora Leaves ovate or elliptical, ser- 

 Nutt. Pink rulate at the apex, entire below, 

 ^ ir narrowed at the base to a very 



short petiole or the lowest sessile, dark green 

 on both sides, f-i inch long. Flowers small, 

 deep rose-colour in dense, round, leafy, 

 bracted corymbs, terminating the numerous 

 branches. 



In moist, exposed, rocky places and on 

 slopes at the lower altitudes, frequent in the 

 Selkirks; flowering in June. 



Spiraea Stems erect, mostly simple, 1-2 



lucida feet high> from horizontal run- 



ning rootstocks. Leaves, the 



BiTch- 



leaved lower ones small, obovate; upper, 



Spiraa. oval to oblong, 1-2 inches long, 



often obscurely lobed and doubly serrate 



