Fir at Reed College
Fir in yellow,
White Fir in green, based on
White fir grows
throughout the Sierras of California.
The white fir that grows in Oregon is a hybrid of white fir and grand fir, Abies
concolor x grandis.*
These Oregon hybrids grow in the southern Cascades and Siskiyous. The
hybrids take on varying
characteristics of each species, which makes identification a challange.
are longer than most firs, about 2 inches long, curving up
in a U or V shape. They are blue-gray, with white lines on both
upright like other firs. They are brown with no whiskery bracts
protruding beyond the scales. Like other firs, the cones fall
leaving a cone core spike on the branch.
bark breaks into deep furrows on large trees, often showing brown or
yellowish inner bark like Douglas fir.
name, concolor means
"uniform color," describing the color of the needles. Other common
names: Balsam fir, silver fir, concolor fir.
Gymnosperm Database list these as Abies
concolor x grandis. Some call these
hybrids Abies grandicolor.
Needles and pollen Cones