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植物研究 ›› 2020, Vol. 40 ›› Issue (1): 10-14.doi: 10.7525/j.issn.1673-5102.2020.01.003

• 研究报告 • 上一篇    下一篇

软枝青冈,福建壳斗科一新种

林沁文1, 钟益鑫1, 林木木2   

  1. 1. 福建汀江源国家级自然保护区, 长汀 366300;
    2. 福建省长汀县林业局, 长汀 366300
  • 收稿日期:2019-03-12 出版日期:2020-01-05 发布日期:2020-02-21
  • 作者简介:LIN Qin-Wen (1974-),male,senior engineer,research interests in wild plant resources investigation.
  • 基金资助:
    Supported by Fujian Agriculture Project(772013)

Cyclobalanopsis reclinatocaulis,A New Species of Fagaceae from Fujian Province

LIN Qin-Wen1, ZHONG Yi-Xin1, LIN Mu-Mu2   

  1. 1. Tingjiangyuan Nature Reserve of Fujian, Changting 366300;
    2. Bureau of Forestry of Changting County, Changting 366300
  • Received:2019-03-12 Online:2020-01-05 Published:2020-02-21
  • Supported by:
    Supported by Fujian Agriculture Project(772013)

摘要: 报道了分布于我国福建西部的壳斗科(Fagaceae)青冈属(Cyclobalanopsis Oerst.)一新种——软枝青冈(Cyclobalanopsis reclinatocaulis M.M.Lin)。该新种与青冈(Cyclobalanopsis glauca(Thunb.)Oerst.)相似,但冬芽淡红褐色;叶薄革质,椭圆形至卵状椭圆形,边缘常具浅锯齿,叶背干后常呈暗灰色;壳斗环带8~10环;小坚果常为倒卵球形或倒卵状椭球形,先端略凹陷,密被短柔毛,柱座底宽3~4 mm,有7~8圆环而与后者相区别。

关键词: 壳斗科, 青冈属, 新种, 亚热带植物区系, 福建省

Abstract: Cyclobalanopsis reclinatocaulis M.M.L, a new species from western Fujian, China, is described and illustrated. Based on morphological characters, it is similar to Cyclobalanopsis grauca(Thunb.) Oerst., but differs in its winter budsreddish-brown; leaf blade subleathery, often elliptic, ovate-elliptic, abaxially often dark gray when dry, margin often shallow serrations; cupule bracts in 8-10 rings, crowded; nut obovoid to obovoid-ellipsoid, apex somewhat depressed, dense pale-pubescent; stylopodium slightly broad 3-4 mm in diam., 7-8-ringed.

Key words: Fagaceae, Cyclobalanopsis, new species, subtropical flora, Fujian province

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