leather_fern has definitions from the field of botany
1
[ noun ] (botany) stout tropical swamp fern (especially tropical America) having large fronds with golden yellow sporangia covering the undersides

Related terms

fern Acrostichum US

2
[ noun ] (botany) widely distributed fern of tropical southern hemisphere having leathery pinnatifid fronds

Related terms

fern Rumohra

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