Polystichum alfaroi
This species was locally abundant and was growing as an epiphyte in disturbed woods along the Rio...
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Family: Dryopteridaceae
Megalastrum macrotheca
This species is common in southern Central America, and is distinguished by its relatively...
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Dryopteris cf patula
I believe this Dryopteris is D. patula, but it atypical for that species with respect to growth...
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Polystichum oppositum
Polystichum oppositum is one of the few epiphytic species in the genus which is otherwise...
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