IUCN threat status:

Least Concern (LC)

Morphology

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Description

Shrubs to 6 m tall, usually with creeping branches to 10 m; bark gray-brown, flaking; branchlets initially brown, dark red-brown in 2nd or 3rd year, densely pubescent; winter buds red-brown, conical-ovoid, slightly resinous. Needles 5 per bundle, trapeziform in cross section, 4-6(-8.3) cm × ca. 1 mm, stiff, vascular bundle 1, resin canals (1 or)2, marginal, base with sheath shed. Seed cones erect, maturing to pale purple- or red-brown, conical-ovoid or ovoid, 3-4.5 × 2.5-3 cm, indehiscent or imperfectly dehiscent at maturity. Seed scales broadly subrhombic or rhombic-obovate; apophyses broadly triangular, thick, swollen, margin slightly recurved; umbo purple-black, distinct, ending in a slightly recurved protuberance. Seeds dark brown, triangular-obovoid, 7-10 × 5-7 mm, wingless, abaxial margin ridged.

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Creative Commons Attribution Non Commercial Share Alike 3.0 (CC BY-NC-SA 3.0)

© Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA

Source: Missouri Botanical Garden

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