Athyriaceae
Lady Fern Family
The Athyriaceae family (Lady Fern Family) is a botanical family placed in the order Polypodiales. In the SASYA catalogue it spans 3 species across 2 genera. Its members are predominantly herbs. Well-represented genera include Athyrium and Diplazium.
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Lacy, finely divided, deciduous fronds growing in a tuft from a stout rhizome, dying back in cold or dry seasons; curved or hooked spore clusters line the frond underside, each covered by a distinctive comma- or horseshoe-shaped flap.
As true ferns this family has no flowers or seeds — the curved, comma-shaped sorus covering is the clearest single field mark separating it from similar-looking lacy ferns.
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Notable members
All 3 species in ATHYRIACEAE
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