Vascular Plants - Pinaceae - Abies:
Abies lasiocarpa
Page Authors: Don Knoke, David Giblin
subalpine fir, alpine fir, balsam or white balsam fir 
Blooms: June-July
Habit: tree
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.

Distribution: Widely distributed throughout much of Washington; Alaska south to southern Oregon, east in the higher mountains to Alberta, Canada, and Colorado.
Habitat: Subalpine to alpine slopes, where commonly in krumholtz form.
Species Description:

General: A small tree, to 30 m. tall, with a narrow crown and short, stiff branches; at high elevations, dwarfed and shrub-like.
Bark: Bark thin, grayish, but brownish underneath; young twigs finely reddish-pubescent.
Leaves: Needles bluish-green, 2.5-3 cm. long, blunt, tending to turn upward, the upper surface with a continuous white band, the lower surface with 2 narrow white bands separated by the mid-vein.
Cones: Staminate cones bluish, pendant and catkin-like, up to 10 mm. long, on the lower side of branches near the middle of the tree or above; ovulate cones only near the top of the tree, single and erect, deep purple, 6-10 cm. long and 3-3.5 cm. thick, the slender tips of the bracts projecting past the scales at time of pollination, later concealed.
Accepted Name:
Abies lasiocarpa (Hook.) Nutt.
Synonyms:
Pinus lasiocarpa Hook.

Treated in Flora of the PNW as:
Abies lasiocarpa
Additional Resources:

PNW Herbaria Specimens: View list of all Abies lasiocarpa specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Abies lasiocarpa specimens in the WTU Herbarium database.

Washington Flora Checklist: Abies lasiocarpa treatment.

E-Flora BC: Abies lasiocarpa atlas page.

CalPhotos: Abies lasiocarpa images.

USDA Plants Database: Abies lasiocarpa.
Additional photographs of Abies lasiocarpa:
(click on a thumbnail to view larger photo)

Clayton J. Antieau, 1984

Clayton J. Antieau, 1992

Clayton J. Antieau, 1991

Clayton J. Antieau, 1991

Clayton J. Antieau, 1982

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2004

Jim Riley

Jim Riley

Ruth Munsun

H. Tim Gladwin, 1991

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Al Dodson, 2009

Clayton J. Antieau, 2008

Susan McDougall, 2004

Susan McDougall, 2004

Susan McDougall, 2013

Susan McDougall, 2012

Susan McDougall, 2010

Susan McDougall, 2012

Mandy Carter, 2014

Mandy Carter, 2014

Julia Bent, 2013

Julia Bent, 2013

Julia Bent, 2013

Julia Bent, 2008

Susan McDougall, 2014

Susan McDougall, 2013

Craig Althen, 2016
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Washington Native Plant Society
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