云南木桫椤属（桫椤科）一新种

Plant Diversity ›› 1998, Vol. 20 ›› Issue (01): 1-3.

• 研究论文 •

云南木桫椤属（桫椤科）一新种

陆树刚

云南大学生态学与地植物学研究所，昆明650091

出版日期:1998-02-25 发布日期:1998-02-25

A New Species of Entodon from Shangdong

WEN Xue-Sen

Faculty of Pharmacy, Shandong Medical University, Jinan 250012

Online:1998-02-25 Published:1998-02-25

摘要/Abstract

摘要： Species affinis A. costulari Bak., sed stipite et rhachi ebenea, laminis dimorphis.Tota planta 2~4 m alta. Caulis singularis, apex frondibus fasciculatis. Stipes l~l.5 m longus, ebeneus,spinis et paleis dense vestitus; paleae lanceolatae 3~4 cm 1ongae 2 mm latae, medio brunneis marginibusbrunneolis irregularibus. Lamina tripinnata 2~ 3 m longa l~l.8 m lata. Pinnae 50~90 cm longae l5~20cm latae. Pinnulae 8~l0 cm longae. Ultimae pinnulae sessiles, steriles l~l.2 cm longae 4~5 mm latae, fer-tiles 6~7 mm longae l~2 mm latae. Rhachis et pinna rhachis ebenea. Costae supra albidis pilis densevestitae, infra paleis ovatis brunneis marginibus serratis. Indusio parvo membranaceo deciduo.

关键词: 桫椤科, 滇南沙椤, 新种

Abstract: Species affinis A. costulari Bak., sed stipite et rhachi ebenea, laminis dimorphis.Tota planta 2~4 m alta. Caulis singularis, apex frondibus fasciculatis. Stipes l~l.5 m longus, ebeneus,spinis et paleis dense vestitus; paleae lanceolatae 3~4 cm 1ongae 2 mm latae, medio brunneis marginibus brunneolis irregularibus. Lamina tripinnata 2~ 3 m longa l~l.8 m lata. Pinnae 50~90 cm longae l5~20cm latae. Pinnulae 8~l0 cm longae. Ultimae pinnulae sessiles, steriles l~l.2 cm longae 4~5 mm latae, fer-tiles 6~7 mm longae l~2 mm latae. Rhachis et pinna rhachis ebenea. Costae supra albidis pilis dense vestitae, infra paleis ovatis brunneis marginibus serratis. Indusio parvo membranaceo deciduo.

Key words: Entodon

陆树刚. 云南木桫椤属（桫椤科）一新种[J]. Plant Diversity, 1998, 20(01): 1-3.

WEN Xue-Sen. A New Species of Entodon from Shangdong[J]. Plant Diversity, 1998, 20(01): 1-3.

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云南木桫椤属（桫椤科）一新种

A New Species of Entodon from Shangdong

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