variants: or hart's-tongue fern
plural hart's-tongues or hart's-tongue ferns
Definition of hart's-tongue
1 : a chiefly Eurasian fern (Phyllitis scolopendrium) with simple lanceolate fronds often auriculate at the base
2 : a tropical American fern (Polybotria cervina) of the family Polypodiaceae
3 : strap fern
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