''Christella'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of around 70-80 species of

fern A fern (Polypodiopsida or Polypodiophyta ) is a member of a group of vascular plants (plants with xylem and phloem) that reproduce via spores and have neither seeds nor flowers. The polypodiophytes include all living pteridophytes except t ...

s in the subfamily Thelypteridoideae of the family

Thelypteridaceae Thelypteridaceae is a family of about 900 species of ferns in the order Polypodiales. In the Pteridophyte Phylogeny Group classification of 2016 (PPG I), it is placed in the suborder Aspleniineae. Alternatively, the family may be submerged in a v ...

in the

Pteridophyte Phylogeny Group The Pteridophyte Phylogeny Group, or PPG, is an informal international group of systematic botanists who collaborate to establish a consensus on the classification of pteridophytes (lycophytes and ferns) that reflects knowledge about plant relation ...

classification of 2016 (PPG I). Other sources sink ''Christella'' into a very broadly defined genus ''

Thelypteris ''Thelypteris'' (maiden ferns) is a genus of ferns in the subfamily Thelypteridoideae, family Thelypteridaceae, order Polypodiales. Two radically different circumscriptions of the genus are in use . In the Pteridophyte Phylogeny Group classific ...

''. 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 '' 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 ''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 ...

'' (Link) Pic.Serm. *'' Christella balansae'' (Ching) Holttum *'' Christella berroi'' (C.Chr.) Salino & A.R.Sm. *'' Christella boninensis'' (Kodama ex Koidz.) Holttum *''

Christella boydiae ''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 ...

'' (D.C.Eaton) Holttum *''

Christella buchananii ''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 ...

'' (Schelpe) J.P.Roux *''

Christella burmanica ''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 ...

'' (Ching) Holttum *''

Christella burundensis ''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 ...

'' Pic.Serm. *''

Christella calcarea ''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 ...

'' Glenny *''

Christella callensii ''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 ...

'' (Alston) Holttum *''

Christella calvescens ''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 ...

'' (Ching) Holttum *''

Christella carolinensis ''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 ...

'' (Hosok.) Holttum *''

Christella chaseana ''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 ...

'' (Schelpe) Holttum *''

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 ...

'' (Bedd.) Holttum *'' Christella clivalis'' (A.R.Sm.) A.R.Sm. *'' Christella connexa'' (Kuhn ex Baker) comb. ined. *'' Christella conspersa'' (Schrad.) Á.Löve & D.Löve *'' Christella cretacea'' (A.R.Sm.) Á.Löve & D.Löve *'' Christella crinipes'' (Hook.) Holttum *'' Christella cyatheoides'' (Kaulf.) Holttum *'' Christella darainensis'' Rakotondr. *'' Christella dentata'' (Forssk.) Brownsey & Jermy *'' Christella distans'' (Hook.) Holttum *'' Christella ensifera'' (Tagawa) Holttum ex C.M.Kuo et al. *''

Christella evoluta ''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 ...

'' (C.B.Clarke ex Bedd.) Holttum *'' Christella friesii'' (Brause) Holttum *'' Christella fukienensis'' (Ching) Holttum *'' Christella goedenii'' (Rosenst.) comb. ined. *'' Christella gretheri'' (W.H.Wagner) Holttum *'' Christella guamensis'' Holttum *'' Christella gueinziana'' (Mett.) Holttum *'' Christella guineensis'' (Christ) Holttum *'' Christella gustavii'' (Bedd.) Holttum *'' Christella harveyi'' (Mett. ex Kuhn) Holttum *'' Christella hokouensis'' (Ching) Holttum *'' Christella jaculosa'' (Christ) Holttum *'' Christella kendujharensis'' S.K.Behera & S.K.Barik *'' Christella lanosa'' (C.Chr.) Á.Löve & D.Löve *'' Christella latipinna'' (Benth.) H.Lév. *'' Christella lebeufii'' (Baker) Holttum *'' Christella meeboldii'' (Rosenst.) Holttum *'' Christella microbasis'' (Baker) Holttum *'' Christella minima'' Holttum *'' Christella modesta'' Holttum *'' Christella moluccana'' M.Kato *'' Christella multiauriculata'' Punetha *'' Christella multifrons'' (C.Chr.) Holttum *'' Christella namburensis'' (Bedd.) Holttum *'' Christella nana'' Holttum *''

Christella normalis ''Christella normalis'', synonym ''Thelypteris kunthii'', sometimes known as Kunth's maiden fern or southern shield fern, is the most common of the maiden ferns in the southeastern United States south of the fall line. It ranges westward to eas ...

'' (C.Chr.) Holttum *'' Christella oblancifolia'' (Tagawa) comb. ined. *'' Christella oligophylla'' (Maxon) Brade *'' Christella ovata'' (R.P.St. John) Á.Löve & D.Löve *'' Christella pacifica'' Holttum *''

Christella papilio ''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 ...

'' (C.Hope) Holttum *'' Christella parasitica'' (L.) H.Lév. *'' Christella patens'' (Sw.) Holttum *'' Christella peekelii'' (Alderw.) Holttum *'' Christella perpubescens'' (Alston) Holttum *'' Christella prolixa'' (Willd.) Holttum *'' Christella pseudogueinziana'' (Bonap.) J.P.Roux *'' Christella puberula'' (Baker) Á.Löve & D.Löve *'' Christella quadrangularis'' (Fée) Holttum *'' Christella rupicola'' (Hosok.) Holttum *'' Christella scaberula'' (Ching) Holttum *'' Christella schizotis'' (Hook.) A.R.Sm. *'' Christella semisagittata'' (Roxb. ex Griff.) Holttum *'' Christella serra'' (Sw.) Holttum *'' Christella subdentata'' Holttum *'' Christella subelata'' (Baker) Holttum *'' Christella subjuncta'' (Baker) Holttum *'' Christella subpubescens'' (Blume) Holttum *'' Christella timorensis'' Holttum *'' Christella tuerckheiimii'' (Donn. Sm.) comb. ined. *'' Christella wailele'' (Flynn) D.D.Palmer

References

{{Taxonbar, from=Q2213704 Thelypteridaceae Fern genera