Noun walking leaf has 2 senses

• walking leaf(n = noun.plant) asplenium rhizophyllum, camptosorus rhizophyllus, walking fern - ferns having lanceolate fronds that root at the tip; Array
is a kind of spleenwort

• walking leaf(n = noun.animal) leaf insect - tropical insect having a flattened leaflike body; common in southern Asia and the East Indies; Array
is a kind of phasmid, phasmid insect
is a member of genus phyllium, phyllium