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Pinus elliottii seeds

Pinus elliottii seeds

Pinus elliottii seeds mature in November.湿地松 shi di song. Cultivated. Anhui (Jing Xian), Fujian (Minhou Xian), Guangdong, Guangxi, Hubei (Wuhan Shi), Hunan, Jiangsu, Jiangxi (Ji’an Xian), Taiwan, Yunnan (Kunming Shi), Zhejiang [native to SE United States]
  • Details

    Trees to 30 m tall; trunk to 0.8 m d.b.h. in native range; bark orange- or purple-brown, furrowed into irregularly oblong, large, papery, scaly plates; crown conical, becoming rounded or flat topped; branchlets orange-brown, aging darker brown, stout, roughly scaly, producing 3 or 4 nodes each year; winter buds silvery brown, cylindric, scales fringed at margin. Needles 2 or 3 per bundle, slightly twisted, yellow- or blue-green, 15-20 (-24) cm × 0.2-1.5 mm, stomatal lines present on all surfaces, base with persistent sheath 1-2 cm, margin finely serrulate. Seed cones solitary or paired, pedunculate (peduncle to 3 cm), pale brown, ovoid or ovoid-cylindric when open, (7-)9-18(-20) cm, maturing in 2 years, then falling the year after seeds shed. Apophyses lustrous, slightly raised, strongly cross keeled; umbo depressed-pyramidal, with a short, stout prickle. Seeds dark brown, ellipsoid, 6-7 mm, apex oblique; wing to 2 cm.

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