Thamnopteris

plant genus

Learn about this topic in these articles:

member of Osmundaceae

  • Cinnamon fern (Osmunda cinnamomea)
    In Osmundaceae

    Thamnopteris and Zalesskya are the earliest known members of the family. The Osmundaceae family is characterized by spore-producing structures (sporangia) that are either scattered or in clusters (sori) on the lower sides of leaflets (pinnae) or on both sides of special fertile regions of some…

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