35 



more places, than C. douglassi a* Found and collected 

 as follows- 



Forest Home (on flats along Fall Or., both in 



thicket and In grass-land* and In hill- 

 side spring -hog near). 



Renwlck (in small patch of woods to west)* 



North Lansing Cr. flats at Tarhel (about 2 miles 

 from Salmon Cr > ) 



Same creek, near Salmon Cr*, flats. 

 ¥he plants were abundant In the first three locations. 

 *She habltat-range overlaps that of Dentaria, but differs 

 noticeably. C* bulbosa is, like all species of Dentarla 

 here, a plant of wet soil, but evidently especially of 

 open or partly shaded, often grassy locations* A wet, 

 :^artly shaded alluvial meadow or thicket seems to be ideal 

 (e* g*> as at ¥arbel), while the Dentarla species are 

 primarily plants of dense shade, and hence of wooded 

 ravines. Dentarla is well establisht in sod, very close 

 to the woods, on the forest Home flats, but this is de- 

 cidedly exceptional. 

 Diagnosis : 



The long-petloled orbicular and rhombic leaves re- 

 semble only those of C* donglassi i; the latter looks very 

 similar, but blooms earlier and has purplish flowers i the 



