E-Flora BC: Electronic Atlas of the Flora of British Columbia

Pinus contorta var. murrayana Douglas ex Loudon
Pinaceae (Pine family)

Introduction to Vascular Plants

© David Blevins  Email the photographer   (Photo ID #477)

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Distribution of Pinus contorta var. murrayana
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Species Information

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General:
Tree, mostly to 30 m tall, but up to 40 m; var. latifolia mostly straight and columnar with narrow rounded crown, var. contorta often somewhat contorted and even bonsai-like; bark reddish-brown to blackish, cracked at the base and somewhat flaky above, furrowed and thicker in var. contorta.
Leaves:
Needles in groups of two, usually curved and slightly twisted, 2-7 cm long; deep green in var. contorta, yellowish-green in var. latifolia.
Cones:
Seed cones egg-shaped, lopsided, 3-6 cm long; stiff bracts with armed tips; serotinous; cones point backwards on twig in var. contorta, outward in var. latifolia; pollen cones reddish-green in clusters at tips of branches.
Notes:
See above re hybridization with P. banksiana. Two varieties are generally recognized in BC.

1. Trees usually with rounded crown, rarely over 15 m tall; bark dark brown to greyish-black, 2-2.5 cm thick on older trees; needles deep green; coastal............... var. contorta (shore pine)

1. Trees usually columnar when close together, 20-40 m tall; bark reddish-brown, very thin, rarely over 1 cm thick; needles yellowish-green; inland..................... var. latifolia Engelm. ex S. Wats. (lodgepole pine)

Source: The Illustrated Flora of British Columbia

Habitat / Range

Wet to dry bogs, lower slopes and high river terraces in the lowland, montane and subalpine zones; common throughout BC; N to S AK, YT and SW NT, E to W AB, and S to CA, UT, CO and SD.

Source: The Illustrated Flora of British Columbia

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