''Cephalomanes'' 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 (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) but not by 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 ''Cephalomanes'' was erected by
Carl Presl
Carl Borivoj Presl (; 17 February 1794 – 2 October 1852) was a Czechs, Czech botanist.
Biography
Presl lived his entire life in Prague, and was a professor of botany at the Charles University in Prague, University of Prague (1833–52). in 1843.
[ Its status, like other genera in the family Hymenophyllaceae, remains disputed. 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) accepts the genus, placing it in the subfamily Trichomanoideae, and saying that there are four species.[ , the ''Checklist of Ferns and Lycophytes of the World'' lists nine species,][ whereas '']Plants of the World Online
Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew.
History
Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...
'' sinks the genus into ''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 ...
''.
Species
, the ''Checklist of Ferns and Lycophytes of the World'' accepted the following species:[
*'']Cephalomanes atrovirens
''Cephalomanes atrovirens'' is a species of fern in the family Hymenophyllaceae. The genus '' Cephalomanes'' is accepted in the Pteridophyte Phylogeny Group classification of 2016 (PPG I), but not by some other sources. , ''Plants of the World On ...
'' C.Presl
*'' Cephalomanes crassum'' (Copel.) M.G.Price
*''Cephalomanes densinervium
''Cephalomanes'' 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 other sources, which sink it into a broadly defined '' Trichomanes''.
Taxonomy
T ...
'' (Copel.) Copel.
*''Cephalomanes infundibulare
''Cephalomanes'' 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 other sources, which sink it into a broadly defined '' Trichomanes''.
Taxonomy
T ...
'' (Alderw.) comb. ined.
*''Cephalomanes javanicum
''Cephalomanes'' 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 other sources, which sink it into a broadly defined '' Trichomanes''.
Taxonomy
T ...
'' (Blume) C Presl
*''Cephalomanes ledermannii
''Cephalomanes'' 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 other sources, which sink it into a broadly defined ''Trichomanes''.
Taxonomy
Th ...
'' (Brause) Copel.
*''Cephalomanes maluense
''Cephalomanes'' 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 other sources, which sink it into a broadly defined '' Trichomanes''.
Taxonomy
T ...
'' (Brause) comb. ined.
*''Cephalomanes singaporianum
''Cephalomanes'' 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 other sources, which sink it into a broadly defined '' Trichomanes''.
Taxonomy
T ...
'' Bosch
*''Cephalomanes suffrutex
''Cephalomanes'' 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 other sources, which sink it into a broadly defined '' Trichomanes''.
Taxonomy
T ...
'' (Alderw.) comb. ined.
Formerly placed here:
* ''Cephalomanes bauerianum'' (Endl.) P.S.Green = ''Callistopteris baueriana
''Callistopteris bauerianum'', known as the large filmy fern and Bauer's bristle fern, is a fern in the family Hymenophyllaceae. The specific epithet honours the Austrian botanical artist, Frederick Lucas Bauer (1760–1826), who collected plan ...
'' (Endl.) Copel.
* ''Cephalomanes elegans'' (Rich.) K.Iwats. = ''Trichomanes elegans
''Trichomanes elegans'' is a fern species in the family Hymenophyllaceae. The name has also been used incorrectly for two different species. It has specialized plastids called 'iridoplasts', which give its leaves an iridescent blue color.
Taxon ...
'' Rich.
See also
* List of fern families
Below are lists of extant fern families and subfamilies using the classification scheme proposed by the Pteridophyte Phylogeny Group in 2016 (PPG I). The scheme is based on molecular phylogenetic studies, and also draws on earlier classifications, ...
References
External links
Hymenophyllales
Fern genera
{{Polypodiidae-stub