fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores

Campyloneurum, genus Campyloneurum - epiphytic ferns of tropical America

cow-tongue fern, Florida strap fern, hart's-tongue fern - common epiphytic or sometimes terrestrial fern having pale yellow-green strap-shaped leaves; Florida to West Indies and Mexico and south to Uruguay

Campyloneurum augustifolium, Central American strap fern, narrow-leaved strap fern - fern with shorter and narrower leaves than Florida strap fern; Florida to West Indies and Mexico and south to Argentina