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]

Clade:Tracheophytes

Division:Polypodiophyta

Class:Polypodiopsida

Order:Polypodiales

Quick facts Scientific classification, Binomial name ...

Odontosoria biflora
In Taiwan
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Division:	Polypodiophyta
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

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