hart's-tongue fern Meaning, Definition & Usage

1. noun tropical American terrestrial fern with leathery lanceolate fronds; sometimes placed in genus Polybotrya
   Olfersia cervina; Polybotria cervina; Polybotrya cervina; hart's-tongue.
   
2. noun Eurasian fern with simple lanceolate fronds
   Phyllitis scolopendrium; Asplenium scolopendrium; hart's-tongue.
   
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
   Florida strap fern; cow-tongue fern.
   

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