Definition of davallia
1 capitalized : a genus of Old World tropical ferns (family Polypodiaceae) having scaly creeping rhizomes and ample pinnate or pinnately decompound fronds with marginal sori and cuplike indusia which open toward the leaf apex
2 plural -s : any plant of the genus Davallia
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Origin and Etymology of davallia
New Latin, from Edmund Davall †1798 English botanist in Switzerland + New Latin -ia
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