Cyclosorus triphyllus (Sw.) Tardieu ex Tardieu & C.Chr. var. parishii (Bedd.) S.Linds.

Family

Thelypteridaceae

Nomenclature

Cyclosorus triphyllus (Sw.) Tardieu ex Tardieu & C.Chr. var. parishii (Bedd.) S.Linds., Edinburgh J. Bot. 66(2): 360. 2009. – Meniscium parishii Bedd., Ferns Brit. India: t. 184. 1866. – Meniscium triphyllum var. parishii (Bedd.) Bedd., Handb. Ferns Brit. India: 399. 1883; Bedd., Suppl. Ferns Brit. Ind.: 102. 1892. – Cyclosorus parishii (Bedd.) Tardieu ex Tardieu & C.Chr., Notul. Syst. 7: 76. 1938; Tardieu & C.Chr., Fl. Indo-Chine 7(2): 387. 1941. – Abacopteris triphylla var. parishii (Bedd.) Ching, Bull. Fan Mem. Inst. Biol. 8: 242. 1938; Holttum, Rev. Fl. Malaya ed. 1, 2: 287. 1955 [‘1954’]. – Thelypteris triphylla var. parishii (Bedd.) K.Iwats., Mem.Coll. Sci. Univ. Kyoto B. 31: 191. 1965; Tagawa & K.Iwats., SouthE. Asian Stud. 5: 70. 1967; Tagawa & K.Iwats., Fl. Thailand 3: 415. 1988. – Pronephrium parishii (Bedd.) Holttum, Blumea 20: 123. 1972; Holttum, Fl. Males., Ser. II, Pterid. 1: 535. 1982 [‘1981’]. – Pronephrium triphyllum var. parishii (Bedd.) Nakaike, Enum. Pterid. Jap. Filic.: 290. 1975; Boonkerd & Pollawatn, Pterid. Thailand: 228. 2000. – Type: Parish 135, Burma, Moulmein (K).

Description

Different from Cyclosorus triphyllus (Sw.) Tardieu ex Tardieu & C.Chr. var. triphyllus in having more than one pair of lateral pinnae .

Distribution in Thailand

NORTH-EASTERN: Loei; CENTRAL: Nakhon Nayok.

Wider Distribution

India, Burma, Indochina, Peninsular Malaysia, Taiwan and the Ryukyus.

Ecology

On rather dry river-banks in light shade at medium altitudes.

Proposed IUCN Conservation Assessment

Least Concern (LC). This variety is widespread and not under any known threat.

Notes

The status of this variety is unclear.  It may just be a synonym of the species or a possible hybrid (Holttum, 1982).

Site hosted by the Royal Botanic Garden Edinburgh. Content managed by Stuart Lindsay, Gardens by the Bay, Singapore and David Middleton, Singapore Botanic Gardens. Last updated 16 November 2016.