long strap fern, campyloneurum phyllitidis

audubon beautiful branch campyloneurum clipping conservation corkscrew ecology exotic fern ferns florida foliage fresh green isolated landscape leaf leaves level long lush natural nature nobody outdoors path photosynthesis photosynthetic phyllitidis phyllitis plant plants preserve producers pteridophyte reserve sanctuary south southeast southern species sporophyte spring states strap strapfern summer swamp tree trophic tropical usa vascular