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Definition of Hart's-tongue fern
1. Noun. Tropical American terrestrial fern with leathery lanceolate fronds; sometimes placed in genus Polybotrya.
Exact synonyms: Hart's-tongue, Olfersia Cervina, Polybotria Cervina, Polybotrya Cervina
Generic synonyms: Fern
Generic synonyms: Fern
2. Noun. Eurasian fern with simple lanceolate fronds.
Exact synonyms: Asplenium Scolopendrium, Hart's-tongue, Phyllitis Scolopendrium
Generic synonyms: Fern
Group relationships: Asplenium, Genus Asplenium
Generic synonyms: Fern
Group relationships: Asplenium, Genus Asplenium
3. Noun. Common epiphytic or sometimes terrestrial fern having pale yellow-green strap-shaped leaves; Florida to West Indies and Mexico and south to Uruguay.