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琼崖石韦

琼崖石韦(学名:Pyrrosia eberhardtii)为水龙骨科石韦属下的一个种。产海南(琼中、陵水、临高至澄迈、三亚,昌江)、广东。越南和泰国也有分布。

植株高6-20厘米。根状茎细长横走,密被狭披针形鳞片;鳞片长尾状尖头,边缘具弯曲的长睫状毛,盾状着生,着生处黑色,其余淡棕色。叶远生,近二型;不育叶柄长4-12厘米,深棕色,木质,基部密被鳞片,向上被星状毛;叶片披针形或卵形,圆钝头,基部楔形,几不下延,长4-12厘米,中部宽2-3厘米,全缘,干后厚革质,上面棕色,几光滑无毛,下面灰棕色,密被二形分支臂的星状毛。主脉在叶片下面明显隆起,在上面略凹陷,侧脉在下面隆起,小脉不显。能育叶狭长并远高过不育叶,上面几光滑无毛,淡棕色,下面密生孢子囊群,无盖,幼时被星状毛覆盖,呈淡棕色,成熟时孢子囊开裂而彼此多少汇合,呈砖红色。

产海南(琼中、陵水、临高至澄迈、三亚,昌江)、广东。附生林下树干上或岩石上,海拔1000-1650米。越南和泰国也有分布。

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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