Saxifragaceae 139 



of the stem entire. Flower-stalks spar- 

 ingly branched above or throughout; 

 sepals ovate or oblong-ovate ^-J of an 

 inch long, acute or obtuse; petals white, 

 wedge-shaped to oblong wedge-shaped, a 

 third longer than the sepals, the claws 

 slender or stout. 



An alpine species with rosettes of basal 

 leaves, not infrequent throughout the 

 Rockies, along streams, and on shaded 

 rocks ; flowering in midsummer. 



Glandular-hairy, 2-6 inches tall. 

 Muscaria T 



cses itosa Leaves crowded at the base, 



(L.) Haw. sometimes densely so; blades 

 Tufted J-J of an inch long, 3-lobed at 



Saxifrage. ^ Q apex> the lobeg lanceo l ate 



or linear. Flower-stalks stout, 3-few- 

 flowered, each bearing 2-3 leaves, base of 

 the calyx | to fV of an inch high, tur- 

 binate at the base, sepals ovate to ovate- 

 lanceolate, T V-J of an inch long; petals 

 white, narrowly obovate or oblong-ovate, J of 



