Page authors: Don Knoke, David Giblin
Larix occidentalis
western larch
WTU specimens
Other herbaria

Distribution: East of the Cascades, British Columbia to Oregon, east to Montana and Alberta

Habitat: Mountain valleys and lower slopes, often in swampy areas

Cones: May - June

Origin: Native

Conservation Status: Not of concern

Description:
General:

A large tree up to 80 m. tall, the trunk ultimately largely bare.

Bark:

Bark ultimately very thick, furrowed into large plates, flaking into cinnamon-colored scales; young twigs glabrous to pubescent.

Leaves:

Needles in false whorles of 15-30 per spur, pale green, stiff, 2.5-4.5 cm. long, broadly triangular in cross-section, deciduous.

Cones:

Staminate cones on short, lateral, naked branches, yellow, 1 cm. long; ovulate cones 2.5-3 cm. long, the scales reddish-brown, somewhat woolly on the lower surface, much shorter than the greenish-brown to yellowish-red, long bracts; the two cones often adjacent.

Accepted Name:
Larix occidentalis Nutt.
Publication: N. Amer. Sylv. 3: 143, plate 120. 1849. 1849.

Synonyms:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Larix occidentalis in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Larix occidentalis checklist entry.

E-Flora BC: Larix occidentalis atlas page.

CalPhotos: Larix occidentalis photos.

USDA Plants: Larix occidentalis information.

39 photographs:
Group by