umbrella fern


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Noun1.umbrella fern - large Australasian fern with fanlike repeatedly forked frondsumbrella fern - large Australasian fern with fanlike repeatedly forked fronds; sometimes placed in genus Gleichenia
fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
genus Sticherus, Sticherus - umbrella ferns; warm regions of Australia and New Zealand