Phylum: Marchantiophyta (Liverworts)
The taxonomy presented here follows the World Flora Online's WFO Plant List as at mid-August 2026. Last records are underlined if they represent the singlular scientific record of a taxon.
Class: Jungermanniopsida
Subclass: Jungermanniidae (leafy liverworts)
Order: Frullaniales [1 family]
Family: Frullaniaceae
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Frullania weberbaueri Steph. (1911) | - | Antofagasta Province, Chile & Lima, Peru | Rediscovered | Access |
Order: Jungermanniales
Family: Balantiopsidaceae
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Isotachis westlandica (Hodgs.) R.M.Schust. (1968) | - | South Island, New Zealand | Uncertain [Rediscovered?] | Access |
Families: Acrobolbaceae, Antheliaceae, Arnelliaceae, Blepharidophyllaceae, Calypogeiaceae, Endogemmaceae, Geocalycaceae, Gymnomitriaceae, Gyrothyraceae, Harpanthaceae, Hygrobiellaceae, Jackiellaceae, Jungermanniaceae, Notoscyphaceae, Saccogynaceae, Solenostomataceae, Southbyaceae, Stephaniellaceae, Trichotemnomataceae
—No subordinate taxa
Order: Lejeuneales [1 family]
Family: Lejeuneaceae
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Ceratolejeunea temnantha (Spruce) M.E.Reiner (2011) | - | Brazil | Rediscovered | Access |
| Colura irrorata (Spruce) Heinrichs, Y.Yu, Schäf.-Verw. & Pócs (2012) | - | Ecuador | Rediscovered | Access |
| Lejeunea drehwaldii Heinrichs & Schäf.-Verw. (2012) | - | Colombia & Peru | Rediscovered | Access |
| Lejeunea glaucescens acrogyna R.M.Schust. (1957) | Raven rock liverwort | Piedmont area, North Carolina, USA | Missing (<1990) | Access |
| Sphaerolejeunea umbilicata Herzog (1938) | - | Colombia & Peru | Invalid [synonym] | Access |
Order: Lepidoziales
Family: Plagiochilaceae
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Plagiochila columbiana A.Evans (1896) | - | North Carolina & Washington, USA | Uncertain [Missing or Invalid (synonym)] (5 December 1987(?)) | Access |
| Plagiochila virginica euryphylla R.M.Schust. (1960) | - | Transylvania County, North Carolina, USA | Missing (1949) | Access |
Families: Blepharostomataceae, Brevianthaceae, Grolleaceae, Herbertaceae, Lepicoleaceae, Lepidoziaceae, Lophocoleaceae, Mastigophoraceae, Pseudolepicoleaceae, Trichocoleaceae
—No subordinate taxa
Order: Lophoziales
Family: Cephaloziaceae
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Fuscocephaloziopsis pleniceps caroliniana (R.M. Schust.) Vána & L. Söderstr. (2013) | - | Transylvania County, North Carolina, USA | Missing (1963) | Access |
Family: Cephaloziellaceae
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Cephaloziella obtusilobula R.M.Schust. (1980) | Roundleaf leafy liverwort | Georgia & North Carolina, USA | Uncertain [Missing or Invalid (synonym)] (<1961) | Access |
| Phycolepidozia exigua R.M.Schust. (1966) | - | Dominica, Windward Islands, Lesser Antilles | Missing (≥1966) | Access |
Families: Adelanthaceae, Anastrophyllaceae, Lophoziaceae, Obtusifoliaceae, Oleolophoziaceae, Scapaniaceae
—No subordinate taxa
Order: Radulales [1 family]
Family: Radulaceae
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Radula visianica C.Massal. (1904) | - | Austria & Italy | Rediscovered | Access |
Orders: Herzogianthales, Jubulales, Lepidolaenales, Myliales, Perssoniellales, Porellales, Ptilidiales
—No subordinate taxa
Subclass: Pelliidae
Order: Fossombroniales
Family: Petalophyllaceae
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Sewardiella tuberifera Kash. (1915) | - | Himachal Pradesh & Uttarakhand, India | Uncertain [Rediscovered(?)] | Access |
Families: Allisoniaceae, Calyculariaceae, Fossombroniaceae, Kahakuloaceae, Makinoaceae
—No subordinate taxa
Orders: Pallaviciniales [6 families], Pelliales [2 families]
—No subordinate taxa
Subclass: Metzgeriidae
Orders: Metzgeriales [2 families], Pleuroziales [1 family]
—No subordinate taxa
Class: Marchantiopsida
Subclass: Marchantiidae
Order: Marchantiales
Family: Cyathodiaceae
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Cyathodium acrotrichum Schiffn. (1939) | - | India | Rediscovered | Access |
Families: Aytoniaceae, Cleveaceae, Conocephalaceae, Corsiniaceae, Dumortieraceae, Marchantiaceae, Monocleaceae, Monosoleniaceae, Ricciaceae, Targioniaceae, Wiesnerellaceae
—No subordinate taxa
Order: Sphaerocarpales
Family: Riellaceae
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Riella alatospora Wigglesw. (1937) | - | South Africa | Rediscovered | Access |
Families: Monocarpaceae, Sphaerocarpaceae
—No subordinate taxa
Orders: Lunulariales [1 family], Neohodgsoniales [1 family]
—No subordinate taxa
Subclass: Blasiidae
Order: Blasiales [1 family]
—No subordinate taxa
Class: incertae sedis
| Scientific Name & Authority | Common Name/s | Distribution (Habitat) | Status (Last Record) | Taxon Profile |
| Bryosporis anisopolaris Mildenhall & Bussell (1990) | - | New Zealand | Extinct (c.90ka) | Access |
Class: Haplomitriopsida
Orders: Calobryales [1 family], Treubiales [1 family]
—No subordinate taxa
Statistics
| Conservation status | Number of taxa (in percentage) |
| Extinct | 1 |
| Missing | 4 |
| Extinct in the Wild | 0 |
| Possibly Extinct in the Wild | 0 |
| Globally Rediscovered | 7 |
| Rediscovered in the Wild | 0 |
| Reintroduced | 0 |
| Uncertain status | 4 |
| Hypothetical | 0 |
| Total | 16 (100%) |
| Erroneously listed | 0 |
| Invalid | 1 |
| Grand total | 17 |