Meaning : Tropical American terrestrial fern with leathery lanceolate fronds. Sometimes placed in genus Polybotrya.
Synonyms : hart's-tongue fern, olfersia cervina, polybotria cervina, polybotrya cervina
Meaning : Eurasian fern with simple lanceolate fronds.
Synonyms : asplenium scolopendrium, hart's-tongue fern, phyllitis scolopendrium