filmy fern

Noun	1.	filmy fern - any fern of the genus Trichomanes having large pinnatifid often translucent fronds; most are epiphytic on tree branches and twigs or terrestrial on mossy banks bristle fern fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores genus Trichomanes, Trichomanes - bristle ferns; kidney ferns hare's-foot bristle fern, Trichomanes boschianum - a variety of bristle fern Killarney fern, Trichomanes speciosum - large stout fern of extreme western Europe kidney fern, Trichomanes reniforme - large fern of New Zealand having kidney-shaped fronds
	2.	filmy fern - any fern of the genus Hymenophyllum growing in tropical humid regions and having translucent leaves film fern fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores genus Hymenophyllum, Hymenophyllum - type genus of the Hymenophyllaceae: filmy ferns

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