''Christella'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of around 70-80 species of

fern The ferns (Polypodiopsida or Polypodiophyta) are a group of vascular plants (plants with xylem and phloem) that reproduce via spores and have neither seeds nor flowers. They differ from mosses by being vascular, i.e., having specialized tissue ...

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 ...

in the

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

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 classifi ...

''. 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 ''Menisciopsis cyatheoides'' is a species of fern found in the Hawaiian Islands The Hawaiian Islands () are an archipelago of eight major volcanic islands, several atolls, and numerous smaller islets in the Pacific Ocean, North Pacific Oce ...

'' (Kaulf.) Holttum *'' Christella darainensis'' Rakotondr. *''

Christella dentata ''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 ...

'' (Forssk.) Brownsey & Jermy *'' Christella distans'' (Hook.) Holttum *'' Christella ensifera'' (Tagawa) Holttum ex C.M.Kuo et al. *'' Christella evoluta'' (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'' (C.Chr.) Holttum *''

Christella oblancifolia ''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 ...

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