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32. Pinus fenzeliana Handel-Mazzetti, Oesterr. Bot. Z. 80: 337. 1931.

海南五针松 hai nan wu zhen song

Trees to 50 m tall; trunk to 1 m d.b.h.; bark dark brown or gray-brown, flaking; 1st-year branchlets pale brown (drying dark red-brown), rarely glaucous, slender, glabrous, longitudinally furrowed; winter buds cylindric-conical or ovoid, slightly resinous. Needles 5 per bundle, slender, triangular in cross section, 5-18 cm × 0.5-0.7 cm, flexible, vascular bundle 1, resin canals 3, 2 marginal and 1 median. Seed cones solitary or 2-4 clustered at base of branchlets, pedunculate (peduncle 1-2 cm), green, maturing to yellow-brown, narrowly ovoid, ellipsoid-ovoid, or cylindric-ellipsoid, 6-14 × 3-6 cm, usually resinous, dehiscent. Seed scales almost cuneate or oblong-obovoid, 2-2.5 × 1.5-2 cm at middle of cone; apophyses broadly subrhombic, distal margin obviously reflexed, apex thickened. Seeds chestnut or pale brown, obovoid-ellipsoid, 0.8-1.5 cm × 5-8 mm; seed coat thin; wing rudimentary, 2-4(-7) mm or much shorter. Pollination Apr, seed maturity Oct-Nov of 2nd year.

Mountains, usually scattered on ridges, rocks, or cliffs; 900-1600 m. SW Anhui, Guangxi, C and N Guizhou, Hainan, SE Henan, E Hubei, SE Sichuan [Vietnam]

The timber is used for construction and producing turpentine.


1 Needles 10-18 cm; seed cones narrowly ovoid or ovoid-ellipsoid, 6-9 cm; seeds chestnut brown, wing 2-4(-7) mm   32a var. fenzeliana
+ Needles 5-14 cm; seed cones cylindric-ellipsoid, ca. 14 cm; seeds pale brown, wing very short, woody   32b var. dabeshanensis

Lower Taxa


 

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