Pyrrosia subfurfuracea (Hook.) Ching
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Family
Polypodiaceae
Nomenclature
Pyrrosia subfurfuracea (Hook.) Ching, Bull. Chin. Bot. Soc. 1: 68. 1935; C.Chr. & Tardieu, Not. Syst. (Paris) 8: 206. 1939; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 512. 1941; Hovenkamp, Leiden Bot. Ser.: 256. 1986.
Polypodium calvatum Baker, J. Bot. 17: 304. 1879. – Nipholobus calvatus (Baker) Diels, Bot. Jahrb. 29: 207. 1900. – Cyclophorus calvatus (Baker) C.Chr., Ind. Fil.: 198. 1906. – Pyrrosia calvata (Baker) Ching, Bull. Chin. Bot. Soc. 1: 68. 1935; C.Chr. & Tardieu, Not. Syst. (Paris) 8: 204. 1939; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 509. 1941.
Nipholobus bonii Christ ex Giesenh., Nipholobus: 120. 1901. – Cyclophorus bonii (Christ ex Giesenh.) C.Chr., Ind. Fil.: 198. 1906. – Pyrrosia bonii (Christ ex Giesenh.) Ching, Bull. Chin. Bot. Soc. 1: 67. 1935; C.Chr. & Tardieu, Not. Syst. (Paris) 8: 204. 1939; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 510. 1941.
Distribution in Laos
Savannakhet, Xieng Khouang.
Wider Distribution
Bhutan, India, China, Laos, Vietnam.
Ecology
Lithophytic, often on calcareous rocks at low to high altitude.
Proposed IUCN Conservation Assessment
Least Concern (LC). This species is widespread and not under any known threat.
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