What is "davallia"

davallia \davallia\ n. any fern of the genus Davallia; they have scaly creeping rhizomes.

n. any fern of the genus Davallia; having scaly creeping rhizomes

'' Davallia'' (deersfoot fern, hare's foot fern, shinobu fern, rabbit foot fern, ball fern is a genus of about 40 species of ferns in the family Davalliaceae. They are epiphytic ferns, with fronds arising from long aerial rhizomes which grow on and over thick bark on trees or on rock crevices.