Blasiales is an
order
Order, ORDER or Orders may refer to:
* Categorization, the process in which ideas and objects are recognized, differentiated, and understood
* Heterarchy, a system of organization wherein the elements have the potential to be ranked a number of ...
of
liverworts with a single living
family and two
species
In biology, a species is the basic unit of Taxonomy (biology), classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of ...
. The order has traditionally been classified among the
Metzgeriales, but molecular cladistics suggests a placement at the base of the
Marchantiopsida
Marchantiopsida is a class of liverworts within the phylum Marchantiophyta. The species in this class are known as complex thalloid liverworts. The species in this class are widely distributed and can be found worldwide.
Phylogeny
Based on the w ...
.
Taxonomy
* Blasiales
Stotler & Crandall-Stotler 2000
**
Blasiaceae
Blasiaceae is a family of liverworts with only two species: ''Blasia pusilla'' (a circumboreal species) and ''Cavicularia densa'' (found only in Japan). The family has traditionally been classified among the Metzgeriales, but molecular cladistic ...
von Klinggräff 1858
*** ''
Blasia
''Blasia pusilla'' (Not to be confused with the rapper President of Blasia) is the only species in the liverwort genus ''Blasia''. It is distinguished from '' Cavicularia'' by the presence of a collar around the base of the sporophyte capsule, a ...
''
Linnaeus 1753
**** ''Blasia pusilla''
Linnaeus 1753
*** ''
Cavicularia
''Cavicularia densa'' is the only species in the liverwort genus ''Cavicularia''. The species was first described in 1897 by Franz Stephani, and is endemic to Japan, where it grows on fine moist soil.
Plants are thalloid and flattened, with dis ...
''
Stephani 1897 non Pavesi 1881
**** ''Cavicularia densa''
Stephani 1897
** †
Treubiitaceae
''Treubiites kidstonii'' is a fossil species of liverworts in the family Treubiitaceae. The only known fossils come from Late Carboniferous deposits of Shropshire
Shropshire (; alternatively Salop; abbreviated in print only as Shrops; dem ...
Schuster 1980
*** †''
Treubiites
''Treubiites kidstonii'' is a fossil species of liverworts in the family Treubiitaceae. The only known fossils come from Late Carboniferous deposits of Shropshire
Shropshire (; alternatively Salop; abbreviated in print only as Shrops; dem ...
''
Schuster 1966
**** †''Treubiites kidstonii''
(Walton 1925) Schuster 1966
References
External links
Liverwort Tree of Life
Liverwort orders
{{Bryophyte-stub