Diplazium urticifolium
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Specimen location: MEXU
Diplazium puberulentum
This is a very rare species, previously known only from the type collection from Oaxaca, Mexico,...
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Polypodium arcanum
This species belongs to the Polypodium plesiosorum group and is closely allied to Polypodium...
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Stegnogramma pilosa
This is one of two species of Stegnogramma in the New...
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