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Organism (ORGA)
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last updated: 10 Apr 2026
Organism information
Adiantum trapeziforme
Kingdom Viridiplantae
Phylum Tracheophyta
Class Polypodiopsida
Order Polypodiales
Family Pteridaceae
Subfamily Adiantoideae
Genus Adiantum
Species Adiantum trapeziforme
  • Adiantum macrophyllum
  • Giant maidenhair fern
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  • Trapeziform maidenhair fern
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  • Maidenhair fern
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  • Diamond maidenhair fern
    EN
Ferns
Wild
Characteristics related to biosafety
Neotropical region, with primary centres in Mesoamerica and the Caribbean, extending into northern South America.
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The genus Adiantum shows high diversity in tropical regions, with many species concentrated in the Neotropics and Andes, supporting this region as a diversification centre.
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Typically found in tropical and subtropical moist forests, often in shaded environments with high humidity. Grows terrestrially, commonly along forest floors, slopes, and near watercourses. Prefers well-drained soils rich in organic matter; occasionally found on rocky substrates.
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Widely distributed from southern Mexico through Central America to Brazil and northern Argentina, including parts of the Caribbean.
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Additional Information
Lectotype (Lellinger in Proc. Biol. Soc. Washington 89: 704. 1977): [icon] " Adiantum nigrum ramosum maximum, foliis majoribus trapezii in modum figuratis " in Sloane, Voy. Jamaica 1: 98, t. 59. 1707. - Typotype: Herb. Sloane 1: 153 (BM-SL).
EN
Records referencing this document Show in search
Record type Field Record(s)
Genetic element Donor organism (scientific name) 1