Description
Ferns with rhizomes that have lanceolate scales. They have stipes with at least two back to back J-shaped vascular bundles that unite to form a U or V-shape towards the blade. Spores are brown.
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Athyrium filix-femina | Source
family
Athyriaceae
Ladyferns
3 genera:
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References:
- Rothfels, Carl J., et al. (2012). A revised family–level classification for eupolypod II ferns (Polypodiidae: Polypodiales). Taxon, 61(3), 515-533. doi: 10.1002/tax.613003