The new species Hypolepis rubiginopilosula and Polypodium chirripoense are described, the new combinations Blechnum loxense var. stenophyllum, B. l'herminieri subsp. lehmannii, Diplazium ribae, Lastreopsis squamifera, Lomariopsis salicifolia, Pteridium caudatum subsp. arachnoideum, and Tectaria ×micheleriana are made, and three lectotypes are chosen for tropical American ferns.
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