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|Noun||1.||genus Davallia - Old World tropical fern; in some classification systems placed directly in family Polypodiaceae|
fern genus - genera of ferns and fern allies
Davalliaceae, family Davalliaceae - one of a number of families into which Polypodiaceae has been subdivided in some classification systems
davallia - any fern of the genus Davallia; having scaly creeping rhizomes
hare's-foot fern - either of two ferns of the genus Davallia having a soft grey hairy rootstock