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软枝青冈,福建壳斗科一新种(英文)
Cyclobalanopsis reclinatocaulis,A New Species of Fagaceae from Fujian Province
【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。
【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;
- 【文献出处】 植物研究 ,Bulletin of Botanical Research , 编辑部邮箱 ,2020年01期
- 【分类号】Q949
- 【下载频次】92