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截基石韦

截基石韦(学名:Pyrrosia subtruncata),为水龙骨科石韦属下的一个植物种。

根状茎短而横卧,被卵状披针形鳞片;鳞片渐尖头,下部全缘,上部具细齿牙,棕色。叶近生,一型;叶柄长15厘米以上,基部被鳞片,向上疏被星状毛,禾秆色,坚硬;叶片阔披针形,长15厘米,宽3-3.5厘米,渐尖头,基部为最宽,近截形或心形,干后坚纸质,上面绿色,光滑无毛,有明显的排水囊点,下面灰白色,密被不同分支臂的星状毛。主脉在下面略隆起,侧脉与小脉均不显。孢子囊群聚生于叶片上半部,在主脉与叶边之间排成多行。

产广西。附生荫湿石壁上,海拔约1500米。越南也有。模式标本采自广西。

贴生石韦Pyrrosia adnascens (Sw.) Ching

相近石韦Pyrrosia assimilis (Baker) Ching

波氏石韦Pyrrosia bonii (Christ ex Gies.) Ching

光石韦Pyrrosia calvata (Baker) Ching

尾叶石韦Pyrrosia caudifrons Ching

下延石韦Pyrrosia costata (C. Presl) Tagawa et K. Iwats.

华北石韦Pyrrosia davidii (Baker) Ching

毡毛石韦Pyrrosia drakeana (Franch.) Ching

琼崖石韦Pyrrosia eberhardtii (Christ) Ching

剑叶石韦Pyrrosia ensata Ching et Shing

冯氏石韦Pyrrosia fengiana Ching

卷毛石韦Pyrrosia flocculosa (D. Don) Ching

佛海石韦Pyrrosia fuohaiensis Ching et Shing

西南石韦Pyrrosia gralla (Gies.) Ching

戟叶石韦Pyrrosia hastata (Thunb. ex Houtt.) Ching

纸质石韦Pyrrosia heteractis (Mett. ex Kuhn) Ching

平滑石韦Pyrrosia laevis (J. Sm. ex Bedd.) Ching

披针叶石韦Pyrrosia lanceolata (L.) Farwell

线叶石韦Pyrrosia linearifolia (Hook.) Ching

石韦Pyrrosia lingua (Thunb.) Farwell

南洋石韦Pyrrosia longifolia (Burm. f.) Morton

蔓氏石韦Pyrrosia mannii (Gies.) Ching

裸叶石韦Pyrrosia nuda (Gies.) Ching

裸茎石韦Pyrrosia nudicaulis Ching

钱币石韦Pyrrosia nummulariifolia (Sw.) Ching

有柄石韦Pyrrosia petiolosa (Christ) Ching

槭叶石韦Pyrrosia polydactyla (Hance) Ching

柔软石韦Pyrrosia porosa (C. Presl) Hovenk

显脉石韦Pyrrosia princeps (Mett.) Morton

拟毡毛石韦Pyrrosia pseudodrakeana Shing

庐山石韦Pyrrosia sheareri (Baker) Ching

神农石韦Pyrrosia shennongensis Shing

相似石韦Pyrrosia similis Ching

狭叶石韦Pyrrosia stenophylla (Bedd.) Ching

柱状石韦Pyrrosia stigmosa (Sw.) Ching

绒毛石韦Pyrrosia subfurfuracea (Hook.) Ching

截基石韦Pyrrosia subtruncata Ching

中越石韦Pyrrosia tonkinensis (Gies.) Ching

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