Pinus strobiformis |
Pinus balfouriana |
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foxtail pine |
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Habit | Trees to 22 m tall; mature crown compact conic to irregular. | |
Buds | ovoid-acuminate; reddish brown, resinous. |
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Leaves | in clusters of 5, upcurved, 1.5–4 cm × 1–1.5 mm; bluish green to yellow-green; margins entire; abaxial surfaces with resin bands; adaxial surfaces with white stomatal bands; apex acute and sharp pointed; sheaths deciduous. |
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Pollen cones | ellipsoid, 6–10 mm long; reddish. |
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Seeds | ovoid, rounded at apex, 7–10 mm long, brown with purple or red spots; wings approximately equal to body. |
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Trunks | to 2 m in diameter; straight; bark gray to reddish brown; somewhat smooth when young, irregularly fissured and often divided into irregular square, scaly plates when mature; branches ascending or descending, often contorted; twigs reddish brown to gray, occasionally puberulent, roughened by scars. |
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Seedcones | ovoid-cylindrical, symmetric, 6–12 cm long, purple to reddish brown, pendent; stalks less than 1.5 cm long, maturing in 2 years, opening at maturity; umbos central, depressed or less than 1 mm; prickles very short or absent. |
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2n | =24. |
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Pinus strobiformis |
Pinus balfouriana |
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Distribution | ||
Discussion | Subalpine to alpine forests. 1800–1900 m. Sisk. CA. Native. To date, Pinus balfouriana has only been collected once in Oregon, in Josephine County, within one mile of the California/Oregon border. |
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Source | Flora of Oregon, volume 1, page 121 Stephen Meyers |
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Sibling taxa | ||
Synonyms | Pinus balfouriana ssp. balfouriana | |
Web links |