Odontosoria biflora

Odontosoria biflora is a species of fern in the family Lindsaeaceae.[1] As with other species in the family, it has been placed in different genera; synonyms include Sphenomeris biflora and Sphenomeris chinensis ssp. biflora.[2] It is native to Southeast China, Korea, Japan and its offshore islands, Taiwan, and the Philippines.[1] The fronds are leathery in texture, with the final segments being wedge-shaped. In the northern Philippines, it is described as "common", being found on ridges and rocks at elevations of up to about 150 m.[3]

Odontosoria biflora
In Taiwan
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Class: Polypodiopsida
Order: Polypodiales
Family: Lindsaeaceae
Genus: Odontosoria
Species:
O. biflora
Binomial name
Odontosoria biflora
(Kaulf.) C.Chr.[1]
Synonyms[1][2]
  • Davallia biflora Kaulf.
  • Microlepia biflora (Kaulf.) Mett.
  • Odontosoria tsoongii Ching
  • Sphenomeris biflora (Kaulf.) Tagawa
  • Sphenomeris chinensis subsp. biflora (Kaulf.) Jôtani & Ohba
  • Stenoloma biflorum (Kaulf.) Ching
  • Stenoloma littorale Tagawa

Known in parts of the Philippines by the Ivatan name tubho, sun-dried leaves are used to make tubho tea.[3]

References
  1. "Odontosoria biflora (Kaulf.) C.Chr.", Plants of the World Online, Royal Botanic Gardens, Kew, retrieved 2019-11-19
  2. Hassler, Michael & Schmitt, Bernd (June 2019), "Odontosoria biflora", Checklist of Ferns and Lycophytes of the World, 8, retrieved 2019-11-19
  3. Barcelona, Julie Fenete (2003), "The taxonomy and ecology of the pteridophytes of Mt. Iraya and vicinity, Batan Island, Batanes Province, Northern Philippines", in Chandra, Subhash & Srivastava, Mrittunjai (eds.), Pteridology in the New Millennium, Dordrecht, etc.: Kluwer Academic, p. 309, retrieved 2019-11-20


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