''Pyrrosia lingua'' is a species of

epiphytic An epiphyte is an organism that grows on the surface of a plant and derives its moisture and nutrients from the air, rain, water (in marine environments) or from debris accumulating around it. The plants on which epiphytes grow are called phoroph ...

fern A fern (Polypodiopsida or Polypodiophyta ) is a member of a group of vascular plants (plants with xylem and phloem) that reproduce via spores and have neither seeds nor flowers. The polypodiophytes include all living pteridophytes except t ...

in the family

Polypodiaceae Polypodiaceae is a family of ferns. In the Pteridophyte Phylogeny Group classification of 2016 (PPG I), the family includes around 65 genera and an estimated 1,650 species and is placed in the order Polypodiales, suborder Polypodiineae. A broader ...

. It occurs through China, Southeast Asia and into Japan and Taiwan, China. ''Pyrrosia lingua'' is grown as a cultivated plant, and multiple named cultivars have been developed.

References

*K.H. Shing, (1983). ''A Reclassification of the Fern Genus'' Pyrrosia, American Fern Journal, Vol. 73, No. 3. *W.L. Chiou, C.E. Martin, T.C. Lin, C.C. Hsu, S.H. Lin and K.C. Lin, (2005). ''Ecophysiological Differences between Sterile and Fertile Fronds of the Subtropical Epiphytic Fern ''Pyrrosia lingua'' (Polypodiaceae) in Taiwan'', American Fern Journal, Vol. 95, No. 4. {{Authority control Polypodiaceae Ferns of Asia Endemic flora of Taiwan Plants described in 1784