skos:altLabel | - fern
- ferns
- Ferns
- Pteridophyta
- Pteridophytes
- pteridophytes
- Fern leaves
- Fern#Life_cycle
- Fern: Life cycle
- Filices
- Filicinae
- Filicopsida
- Monilophytes
- Polypodiophyta
- Polypodiophytes
- Polypodiopsida
- Rusty-Back Fern
- fern evolution
- fern tendrils
- fern vegetation
- monilophytes
- pteridologist
- pteridology
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