210 BOTANICAL GAZETTE [MARCH 
as Nigger Prairie lies just north of Swan Hill, at present used for 
farming purposes. It is bordered on the south, east, and west by 
narrow strips of pure bull pine forests, and on the north a forest of 
‘fh 
3 
poten kane tae tan 
« 
? org | a a 
in the center is 4 /aT8 
las spruce. 
— i 
Fic. 14.—View of bull pine forest south of Echo Lake; 
bull pine, the younger growth around consists of bull pine with some Doug 
—From photograph by PRAEGER. 
a ae ade as - ine 
the same species extends to Echo Lake ( fig. 14). This bull ps 3 
See oo toe Si eR 
stand is surrounded on all sides by a mesophytic forest 1n wht 
Tecteany ¢ ~} _ * F ‘ = ne. 
western larch and Douglas spruce almost entirely replace bull p! 
