Oeosporangium patulum

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Taxonavigation: Polypodiales 

Superregnum: Eukaryota
Regnum: Plantae
Divisio: Tracheophyta
Divisio: Pteridophyta
Classis: Polypodiopsida
Ordo: Polypodiales

Familia: Pteridaceae
Subfamilia: Cheilanthoideae
Genus: Oeosporangium
Species: Oeosporangium patulum



Oeosporangium patulum (Baker) Fraser-Jenk., Annot. Checkl. Ind. Pterid. 1: 265 (2016).


  • Basionym
    • Cheilanthes patula Baker, J. Bot. 26: 225 (1888).
  • Homotypic
    • Pellaea patula (Baker) Ching, Acta Phytotax. Sin. 10: 302 (1965).
    • Cheilosoria patula (Baker) P.S.Wang & X.Y.Wang, Pterid. Fl. Guizhou: 188 (2001).
    • Hemionitis patula (Baker) Christenh., Global Fl. 4: 19 (2018).


Native distribution areas:
  • Continental: Asia-Temperate
    • Regional: China
      • China South-Central (Chongqing, Guizhou, Hubei), China Southeast (Guangxi).

References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition



Primary references


Vernacular names

中文: 宜昌旱蕨