അർത്ഥം : Tropical American terrestrial fern with leathery lanceolate fronds. Sometimes placed in genus Polybotrya.
പര്യായപദങ്ങൾ : hart's-tongue, olfersia cervina, polybotria cervina, polybotrya cervina
അർത്ഥം : Eurasian fern with simple lanceolate fronds.
പര്യായപദങ്ങൾ : asplenium scolopendrium, hart's-tongue, phyllitis scolopendrium
അർത്ഥം : Common epiphytic or sometimes terrestrial fern having pale yellow-green strap-shaped leaves. Florida to West Indies and Mexico and south to Uruguay.
പര്യായപദങ്ങൾ : cow-tongue fern, florida strap fern