Radiogrammitis beddomeana (Alderw.) Parris, 2007

Parris, Barbara, Chen, Cheng Wei, Hsu, Tian Chuan, Lu, Thi Ngan, Nguyen, Quoc Dat & Luu, Hong Truong, 2015, New species and records of grammitid ferns (Polypodiaceae) for Vietnam, Phytotaxa 226 (1), pp. 39-50 : 45

Radiogrammitis beddomeana (Alderw.) Parris

Basionym: Polypodium beddomeanum Alderw. (1918: 39) .

Type: — SRI LANKA. Bogawantalawa, Wall 30 (holotype BO!).

Radiogrammitis alepidota (M.G.Price) Parris , synon. nov.

Basionym: Grammitis alepidota M.G. Price (1974: 34) .

Type:— PHILIPPINES. Luzon, Mt Banahaw , Quezon side, just below summit, elev. 2100 m, 28 March 1972, Price 2149 (holotype PNH!; isotypes K!, L, US!) .

Additional specimens examined:— VIETNAM. Lam Dong Province: Lac Duong District, Da Chays Commune, Bidoup-Nui Ba National Park, Giang Ly Forest Station, elev. 1700 m, 20 June 2011, Wade 1625 ( SGN!, AK!, TAIF!)

Distribution: — China, Sri Lanka, Vietnam, Borneo (Sabah) and Philippines.

Taxonomic note: —This species could be confused with Oreogrammitis parva another dwarf simple-fronded grammitid, but it differs from the latter in dorsiventral rhizomes with rhizome scales and medium to dark red-brown setae.