Christella Clarkei
''Christella'' is a genus of around 70-80 species of ferns in the subfamily Thelypteridoideae of the family Thelypteridaceae in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). Other sources sink ''Christella'' into a very broadly defined genus ''Thelypteris''. The genus was named after Konrad H. Christ, a Swiss botanist. The distribution of these plants is mostly in the tropics and sub tropical areas. An Australian example is ''Christella dentata, C. dentata''. Species , the ''Checklist of Ferns and Lycophytes of the World'' accepted the following species: *''Christella abrupta'' (C.Presl) A.R.Sm. *''Christella acuminata'' (Houtt.) Holttum *''Christella adenopelta'' Holttum *''Christella afzelii'' (C.Chr.) Holttum *''Christella albicaulis'' (Fée) comb. ined. *''Christella altissima'' Holttum *''Christella appendiculata'' (Wall. ex C.Presl) Holttum *''Christella arida'' (D.Don) Holttum *''Christella augescens'' (Link) Pic.Serm. *''Christella balansae'' (Ching) H ...
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