''Abrodictyum'' is a fern genus in the family

Hymenophyllaceae The Hymenophyllaceae, the filmy ferns and bristle ferns, are a family of two to nine genera (depending on classification system) and about 650 known species of ferns, with a subcosmopolitan distribution, but generally restricted to very damp pla ...

. The genus is accepted 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) but not by some other sources, which sink it into a broadly defined ''

Trichomanes ''Trichomanes'' is a genus of ferns in the family Hymenophyllaceae, termed bristle ferns. The circumscription of the genus is disputed. All ferns in the genus are filmy ferns, with leaf tissue typically 2 cells thick. This thinness generally nec ...

''.

Taxonomy

The genus ''Abrodictyum'' was erected by

Carl Presl Carl Borivoj Presl ( cs, Karel Bořivoj Presl; 17 February 1794 – 2 October 1852) was a Czech botanist. Biography Presl lived his entire life in Prague, and was a professor of botany at the University of Prague (1833–52).

in 1843. Its status, like other genera in the family Hymenophyllaceae, remains disputed. The

classification of 2016 (PPG I) accepts the genus, placing it in the subfamily

Trichomanoideae The Hymenophyllaceae, the filmy ferns and bristle ferns, are a family of two to nine genera (depending on classification system) and about 650 known species of ferns, with a subcosmopolitan distribution, but generally restricted to very damp pla ...

, and saying that there are about 25 species. , the ''Checklist of Ferns and Lycophytes of the World'' listed 41 species, whereas ''

Plants of the World Online Plants of the World Online (POWO) is an online database published by the Royal Botanic Gardens, Kew. It was launched in March 2017 with the ultimate aim being "to enable users to access information on all the world's known seed-bearing plants by ...

'' sank the genus into ''

''.

Species

, the ''Checklist of Ferns and Lycophytes of the World'' accepted the following species: *'' Abrodictyum angustimarginatum'' (Bonap.) J.P.Roux *'' Abrodictyum asae-grayi'' (Bosch) Ebihara & K.Iwats. *'' Abrodictyum boninense'' Tagawa & K.Iwats. ex K.Iwats. *'' Abrodictyum brassii'' (Croxall) Ebihara & K.Iwats. *'' Abrodictyum caespifrons'' (C.Chr.) comb. ined. *'' Abrodictyum caudatum'' (Brack.) Ebihara & K.Iwats. *'' Abrodictyum cellulosum'' (Klotzsch) Ebihara & Dubuisson *'' Abrodictyum clathratum'' (Tagawa) Ebihara & K.Iwats. *'' Abrodictyum compactum'' (Alderw.) comb. ined. *''

Abrodictyum cumingii ''Abrodictyum'' is a fern genus in the family Hymenophyllaceae. The genus is accepted in the Pteridophyte Phylogeny Group classification of 2016 (PPG I) but not by some other sources, which sink it into a broadly defined ''Trichomanes''. Taxono ...

'' C. Presl *'' Abrodictyum cylindratum'' Dubuisson *''

Abrodictyum dentatum ''Abrodictyum'' is a fern genus in the family Hymenophyllaceae. The genus is accepted in the Pteridophyte Phylogeny Group classification of 2016 (PPG I) but not by some other sources, which sink it into a broadly defined ''Trichomanes''. Taxono ...

'' (Bosch) Ebihara & K.Iwats. *'' Abrodictyum elongatum'' (A.Cunn.) Ebihara & K.Iwats. *'' Abrodictyum extravagans'' (Copel.) comb. ined. *'' Abrodictyum flavofuscum'' (Bosch) Ebihara & K.Iwats. *'' Abrodictyum franceae'' Dubuisson et al. *'' Abrodictyum gemmatum'' (J. Sm. ex Baker) comb. ined. *'' Abrodictyum guineense'' (Afzel. ex Sw.) J.P.Roux *'' Abrodictyum idoneum'' (C.V.Morton) Ebihara & K.Iwats. *''

Abrodictyum kalimantanense ''Abrodictyum'' is a fern genus in the family Hymenophyllaceae. The genus is accepted in the Pteridophyte Phylogeny Group classification of 2016 (PPG I) but not by some other sources, which sink it into a broadly defined ''Trichomanes''. Taxono ...

'' (K.Iwats. & M.Kato) Ebihara & K.Iwats. *''

Abrodictyum laetum ''Abrodictyum'' is a fern genus in the family Hymenophyllaceae. The genus is accepted in the Pteridophyte Phylogeny Group classification of 2016 (PPG I) but not by some other sources, which sink it into a broadly defined ''Trichomanes''. Taxono ...

'' (Bosch) Ebihara & K.Iwats. *''

Abrodictyum meifolium ''Abrodictyum'' is a fern genus in the family Hymenophyllaceae. The genus is accepted in the Pteridophyte Phylogeny Group classification of 2016 (PPG I) but not by some other sources, which sink it into a broadly defined ''Trichomanes''. Taxono ...

'' (Bory ex Willd.) Ebihara & K.Iwats. *''

Abrodictyum muluense ''Abrodictyum'' is a fern genus in the family Hymenophyllaceae. The genus is accepted in the Pteridophyte Phylogeny Group classification of 2016 (PPG I) but not by some other sources, which sink it into a broadly defined ''Trichomanes''. Taxono ...

'' (K.Iwats.) comb. ined. *''

Abrodictyum obscurum ''Abrodictyum'' is a fern genus in the family Hymenophyllaceae. The genus is accepted in the Pteridophyte Phylogeny Group classification of 2016 (PPG I) but not by some other sources, which sink it into a broadly defined ''Trichomanes''. Taxono ...

'' (Blume) Ebihara & K.Iwats. *''

Abrodictyum pachyphlebium ''Abrodictyum'' is a fern genus in the family Hymenophyllaceae. The genus is accepted in the Pteridophyte Phylogeny Group classification of 2016 (PPG I) but not by some other sources, which sink it into a broadly defined ''Trichomanes''. Taxono ...

'' (C.Chr.) Bauret & Dubuisson *'' Abrodictyum pluma'' (Hook.) Ebihara & K.Iwats. *'' Abrodictyum polystromaticum'' (Bierh.) comb. ined. *'' Abrodictyum pseudoarbuscula'' (Alderw.) comb. ined. *'' Abrodictyum pseudorigidum'' Dubuisson et al. *'' Abrodictyum rigidum'' (Sw.) Ebihara & Dubuisson *'' Abrodictyum saxatile'' (T. Moore) Parris *'' Abrodictyum schlechteri'' (Brause) Ebihara & K.Iwats. *'' Abrodictyum schultzei'' (Brause) comb. ined. *'' Abrodictyum setaceum'' (Bosch) Ebihara & K.Iwats. *'' Abrodictyum setigerum'' (Backh.) Parris *'' Abrodictyum sprucei'' (Baker) Ebihara & Dubuisson *'' Abrodictyum strictum'' (Menzies ex Hook. & Grev.) Ebihara & K.Iwats. *'' Abrodictyum stylosum'' (Poir.) J.P.Roux *'' Abrodictyum tamarisciforme'' (Jacq.) Ebihara & Dubuisson *'' Abrodictyum truncatum'' (Copel.) comb. ined. *'' Abrodictyum windischianum'' (Lellinger) comb. ined.

References

Hymenophyllales Fern genera {{Polypodiidae-stub