204 



Montana. — Judith Mts., Canby ; Rattlesnake Canon, Watson, 

 No. 137; Little Belt Mts., Scribner, No. 52; Oregon. — Nuttall, 

 (type), Lt. Mullan ; Blue Mts., Henderson. WasJdngton. — Spo- 

 kane Co., Suksdorf, No. 299; Cascade Mts., Yakima, Brandegee. 

 Bfitish America. — Kootanie Pass, Rocky Mts., Dawson. 



Var. TENUIFOLIA, n. var. 

 Glabrous, stem naked, i° to 2° high ; leaves thin, round-cor- 

 date, i' to 2' broad, somewhat incisely 5 or 7 lobed, lobes crenate, 

 aristate-dentate, margin minutely ciliate ; petioles slender, 2' to 

 4' long ; calyx at time of flowering 2" to 3" long, campanulate, 

 open, minutely glandular, deeply cleft into somewhat unequal 

 lobes ; petals narrowly spatulate, becoming as long, or nearly as 

 long, as the calyx lobes. 



Oregon. — Near the Dalles, Thos. Howell (distrib. as H. gla- 

 bella, Nutt.). Washington. — Sincoe Mts., J. Howell. 



In addition to the specimens contained in the Columbia Col- 

 lege Herbarium, those of Harvard College, the Academy of 

 Natural Sciences of Philadelphia, the National Herbarium at 

 Washington, the Geological Survey of Canada, Mr. Wm. M. 

 Canby and Prof Thos. C. Porter have been examined. 



