- golden fern, Pityrogramma calomelanos aureoflava - tropical American fern having fronds with light golden undersides
--1 is a kind of fern
--1 is a member of Pityrogramma, genus Pityrogramma - golden fern, leather fern, Acrostichum aureum - stout tropical swamp fern (especially tropical America) having large fronds with golden yellow sporangia covering the undersides
--2 is a kind of fern
--2 is a member of Acrostichum, genus Acrostichum