Hymenophyllum falklandicum, the Falklands filmy fern, is a plant in the fern family Hymenophyllaceae. It is native to Patagonia and some subantarctic islands.
Description Hymenophyllum falklandicum grows as a very small fern, up to tall. The fronds are dark green, glabrous and serrated. Fronds measure up long and are spaced apart. Spores are contained in brown or black capsules.
Distribution and habitat Hymenophyllum falklandicum is native to Patagonia, the Juan Fernández Islands, the Falkland Islands, South Georgia and Macquarie Island. It is found widely, growing in rocky crevices or overhangs at altitudes up to , rarely to .
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