walking-fern

walking fern

noun
a fern, Camptosorus rhizophyllus, having simple, triangular fronds tapering into a prolongation that bends at the top and often takes root at the apex.
Also called walking leaf.


Origin:
1820–30

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
walking fern or walking leaf
 
n
a North American fern, Camptosorus rhizophyllus, having sword-shaped fronds, the tips of which take root when in contact with the ground: family Aspleniaceae
 
walking leaf or walking leaf
 
n

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