About: Alethopteris

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Alethopteris is a prehistoric plant genus of fossil Pteridospermatophyta (seed ferns) that developed in the Carboniferous period (around 360 to 300 million years ago). It is in the family Alethopteridaceae. The genus Alethopteris is among the seed ferns, an extinct group of gymnosperms. Although their foliage resembled that of modern ferns, they reproduced by means of seeds.

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  • ديشار حقيقي (الاسم العلمي: Alethopteris)، هو جنس منقرض من سرخسيات بذرية التي تطورت في العصر الفحمي (منذ حوالي 360 إلى 300 مليون سنة). (ar)
  • Alethopteris is a prehistoric plant genus of fossil Pteridospermatophyta (seed ferns) that developed in the Carboniferous period (around 360 to 300 million years ago). It is in the family Alethopteridaceae. The genus Alethopteris is among the seed ferns, an extinct group of gymnosperms. Although their foliage resembled that of modern ferns, they reproduced by means of seeds. (en)
  • 座延羊齒屬（學名：Alethopteris），又名座延種子蕨屬、耳羊齒屬，是一屬已滅絕的種子蕨，生存於石炭紀晚期至二疊紀早期。它們生長在炎熱沼澤地帶的高處。其化石分布於全世界。 (zh)
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  • Alethopteris (en)
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  • ديشار حقيقي (الاسم العلمي: Alethopteris)، هو جنس منقرض من سرخسيات بذرية التي تطورت في العصر الفحمي (منذ حوالي 360 إلى 300 مليون سنة). (ar)
  • Alethopteris is a prehistoric plant genus of fossil Pteridospermatophyta (seed ferns) that developed in the Carboniferous period (around 360 to 300 million years ago). It is in the family Alethopteridaceae. The genus Alethopteris is among the seed ferns, an extinct group of gymnosperms. Although their foliage resembled that of modern ferns, they reproduced by means of seeds. (en)
  • 座延羊齒屬（學名：Alethopteris），又名座延種子蕨屬、耳羊齒屬，是一屬已滅絕的種子蕨，生存於石炭紀晚期至二疊紀早期。它們生長在炎熱沼澤地帶的高處。其化石分布於全世界。 (zh)
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  • Alethopteris (en)
  • ديشار حقيقي (ar)
  • 座延羊齒屬 (zh)
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