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华盖木 Pachylarnax sinica (Y. W. Law) N. H. Xia & C. Y. Wu

目前为止,中国西南野生生物种质资源库尚未保藏该物种。

  • 科:木兰科    Magnoliaceae
  • 属:厚壁木属   Pachylarnax
  • 种:华盖木   Pachylarnax sinica

1志书描述

1. Pachylarnax sinica (Y. W. Law) N. H. Xia & C. Y. Wu, Fl. China. 7: 68. 2008. 华盖木 hua gai mu Basionym: Manglietiastrum sinicum Y. W. Law, Acta Phytotax. Sin. 17(4): 73. 1979; Magnolia sinica (Y. W. Law) Nooteboom; Manglietia sinica (Y. W. Law) B. L. Chen & Nooteboom.Trees, to 40 m tall, to 1.2 m d.b.h., glabrous. Bark grayish white, finely fissured. Old twigs dark brown; young twigs deep green, 5-9 mm in diam. Petiole 1.5-2 cm, without a stipular scar, base slightly enlarged; leaf blade narrowly obovate to narrowly obovate-elliptic, 15-26(-30) × 5-8(-9.5) cm, leathery, abaxially pale green, adaxially deep green and glossy, midvein prominent on both surfaces, secondary veins 13-16 on each side of midvein, reticulate veins sparse and prominent on both surfaces when dry, base gradually narrowly cuneate and decurrent on petiole, margin slightly revolute, apex rounded and with a ca. 5 mm acute tip, tip obtuse and slightly curved. Flowers terminal, solitary; flower buds green, obovoid to ovoid. Spathaceous bracts just next to tepals. Tepals 9, in 3 whorls; outer tepals oblong-spatulate, apex obtuse; middle and inner tepals obovate-spatulate, smaller. Stamens ca. 65; connective exserted, forming a long tip; anthers dehiscent introrsely. Gynoecium long ovoid; carpels 13-16; ovules 3-5 per carpel. Fruiting gynophore ca. 1 cm. Fruit green when mature, dark brown when dry, obovoid to ellipsoid-ovoid, 5-8.5 × 3.5-6.5 cm; mature carpels narrowly long ellipsoid to obovoid-ellipsoid, 2.5-4 × 1.5-2.5 cm, thickly woody, dehiscing completely along ventral sutures, abaxially with coarse lenticels, apex 2-lobed. Seeds 1-3 per carpel, transversely ellipsoid, bilaterally flat, 1-1.3 cm wide, ca. 7 mm tall. Fl. Apr, fr. Sep-Nov. 2n = 38*.● Evergreen broad-leaved forests; 1300-1600 m. SE Yunnan (Maguan, Xichou).【引自:Flora of China】

2分布信息

采集编号 国家 区县 详情
KIBDZL075 中国 云南省 文山壮族苗族自治州 西畴县 详细
KIBDZL153 中国 云南省 文山壮族苗族自治州 马关县 详细
KIBDZL154 中国 云南省 文山壮族苗族自治州 马关县 详细
KIBDZL158 中国 云南省 文山壮族苗族自治州 马关县 详细
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  • 创建者:种质资源库
  • 最近更新:2022年11月30日