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长叶竹柏 Nageia fleuryi (Hickel) de Laubenfels


  • 科:罗汉松科    Podocarpaceae
  • 属:竹柏属    Nageia
  • 种:长叶竹柏   Nageia fleuryi


2. Nageia fleuryi (Hickel) de Laubenfels, Blumea. 32: 210. 1987. 长叶竹柏 chang ye zhu bai Podocarpus fleuryi Hickel, Bull. Soc. Dendrol. France 76: 75. 1930; Decussocarpus fleuryi (Hickel) de Laubenfels.Trees to 30 m tall; trunk to 70 cm d.b.h.; bark brownish purple, smooth, peeling in thin flakes. Leaves opposite, decussate, held with abaxial surface always uppermost; petiole 2-5 (-10) mm, usually rather indistinct, rotation not continuing along internode; blade dark green and shining abaxially, elliptic or broadly lanceolate, 8-18 × 2.2-5 cm, leathery, stomatal lines present on abaxial surface only, base cuneate, apex abruptly acuminate. Bracts deciduous. Pollen cones axillary, in clusters of 3-6, sessile, elongate-cylindric, 1.5-6.5 cm × ca. 4 cm; microsporophylls triangular. Seed-bearing structures axillary; peduncle scaly, not enlarged, 2-2.8 cm at seed maturity; ovules 1 or 2(or 3), sessile in axils of subterminal bracts, only 1 ovule maturing. Receptacle absent. Epimatium green, turning bluish purple when ripe. Seed globose, 1.5-1.8 cm in diam. Pollination Mar-Apr, seed maturity Oct-Nov. 2n = 26*.Montane rainforests, evergreen broad-leaved forests, on neutral or slightly acid, lateritic or yellow-earth soils in shade or semishade; 800-900 m. Guangdong (Gaoyao Xian, Longmen Xian, Zengchong Xian), Guangxi (Daxin Xian, Hepu Xian), Hainan (Wuzhi Shan), Taiwan (Taibei), SE Yunnan (Dawei Shan, Mengzi Xian, Pingbian Miaozu Zizhixian) [Cambodia, Laos, Vietnam]A vulnerable species in China.【引自:Flora of China】


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  • 最近更新:2024年7月12日