Marchantiaceae is a

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

liverwort The Marchantiophyta () are a division of non-vascular land plants commonly referred to as hepatics or liverworts. Like mosses and hornworts, they have a gametophyte-dominant life cycle, in which cells of the plant carry only a single set of g ...

s in order

Marchantiales Marchantiales is an order of thallose liverworts (also known as "complex thalloid liverworts") that includes species like ''Marchantia polymorpha'', a widespread plant often found beside rivers, and ''Lunularia cruciata'', a common and often trou ...

. It contains a single genus ''

Marchantia ''Marchantia'' is a genus of liverworts in the family Marchantiaceae and the order Marchantiales. The thallus of ''Marchantia'' shows differentiation into two layers: an upper photosynthetic layer with a well-defined upper epidermis with por ...

''.

Genera in Marchantiaceae

Until recently, three genera were included in the Marchantiaceae: * '' Bucegia'' Radian 1903 * ''

'' Linnaeus 1753 * '' Preissia'' Corda 1829 non Opiz 1852 However, the genera ''Bucegia'' and ''Preissia'' have since been merged into ''Marchantia'', leaving only the single genus in the family.Long, David G., Laura L. Forrest, Juan Carlos Villarreal, Barbara J. Crandall-Stotler. 2016. "Taxonomic changes in Marchantiaceae, Corsiniaceae and Cleveaceae (Marchantiidae, Marchantiophyta)". ''Phytotaxa'' 252 (1): 077–080. A number of additional genera have been moved to other families: * ''

Asterella ''Asterella'' is a liverwort genus in the family Aytoniaceae Aytoniaceae is a family of liverworts in the order Marchantiales. Genera * '' Asterella'' Palisot De Beauvisage 1805 non Saccardo 1891 non Hara 1936 non Sollas 1886 * '' Cryptomi ...

'', now in family

Aytoniaceae Aytoniaceae is a family of liverworts in the order Marchantiales. Genera * '' Asterella'' Palisot De Beauvisage 1805 non Saccardo 1891 non Hara 1936 non Sollas 1886 * '' Cryptomitrium'' Austin ex Underwood 1884 * ''Mannia ''Mannia'' is a g ...

* ''

Conocephalum ''Conocephalum'' is a genus of complex thalloid liverworts in the order Marchantiales and is the only extant genus in the family Conocephalaceae.AKIYAMA, H. (2022). Morphological and ecological diversification of Conocephalum conicum complex in Ja ...

'', now in family Conocephalaceae * '' Dumortiera'', now in family Dumortieraceae * '' Lunularia'', now in family Lunulariaceae * '' Reboulia'', now in family

* '' Neohodgsonia'', now in family Neohodgsoniaceae

References

External links

Family information
Marchantiales Liverwort families Monogeneric plant families {{Bryophyte-stub