Davallia tyermanii, the bear's foot fern or white rabbit's foot fern, is a species of fern in the family Davalliaceae, native to northern Myanmar, southern China, and Taiwan. A rhizomatous epiphyte or lithophyte reaching , it is typically found in the subtropics. Under its synonym Humata tyermanii it has gained the Royal Horticultural Society's Award of Garden Merit. It is available from commercial suppliers, and requires full sun.