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Ferns and Lycophytes as new challenges • Rodriguésia 74 • 2023 • https://doi.org/10.1590/2175-7860202374064   copy

Amauropelta platensis (Thelypteridaceae), a new combination for the endemic Southern Cone fern flora

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Abstract

Athyrium decurtatum var. platense (= Thelypteris decurtata subsp. platensis) is transferred to the genus Amauropelta and raised to the species level based on morphological, palynological and geographical evidences. This fern species is endemic to the Delta of Paraná district, belonging to the Esteros del Iberá biogeographic province in the Southern Cone of South America.

Key words:
Amauropelta; Argentina; endemism; ferns; Uruguay

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