Pinus rigida |
Pinus lambertiana |
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sugar pine |
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Habit | Trees to 70 m tall; mature crown conic to broad and flattened with horizontal branches. | |
Buds | ovoid; reddish brown, resinous. |
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Leaves | in clusters of 5; straight, slightly twisted, 5–9 cm × 1–2 mm; bluish green; margins finely serrulate; abaxial surfaces with faint stomatal lines; adaxial surfaces with obvious white stomatal lines; apex acute; sheaths deciduous. |
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Pollen cones | ellipsoid-cylindrical, 10–15 mm long, yellow. |
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Seeds | ovoid, 10–20 mm long, brown; wings twice as long as body. |
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Trunks | to 3 m in diameter; straight; bark smooth and gray when young, brown to reddish brown, furrowed with long scaly plates when mature; branches horizontal to ascending; lower branches sometimes drooping; twigs green to brown and pubescent when young, becoming glabrous and gray with age; smooth with bud scars flush to surface or nearly so. |
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Seed cones | cylindrical, symmetric, 30–45 cm long, pendent; stalks 5–16 cm long, maturing in 2 years, opening at maturity; umbos terminal, slightly excurved; prickles absent. |
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2n | =24. |
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Pinus rigida |
Pinus lambertiana |
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Distribution | ||
Discussion | Montane forests. 200–2100 m. Casc, CR, ECas, Sisk. CA, NV; south to Mexico. Native. Pinus lambertiana is the largest of all pine species. Its large cones, often weighing several pounds, in combination with leaves in clusters of 5, distinguish it from all other pine species in Oregon. |
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Source | Flora of Oregon, volume 1, page 122 Stephen Meyers |
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Sibling taxa | ||
Web links |