2022 in paleobotany
This article records new taxa of fossil plants that are scheduled to be described during the year 2022, as well as other significant discoveries and events related to paleobotany that are scheduled to occur in the year 2022.
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Lycopodiopsida
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Annalepis ordosensis[1] |
Sp. nov |
In press |
Deng in Deng et al. |
Ordos Basin |
A lycopsid. |
|||
Lycopodicaulis[2] |
Gen. et sp. nov |
Valid |
Herrera et al. |
Huolinhe Formation |
A member of the family Lycopodiaceae. Genus includes new species L. oellgaardii. |
|||
Selaginella cretacea[3] |
Sp. nov |
In press |
Li et al. |
Cretaceous |
A species of Selaginella. |
|||
Ferns and fern allies
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Sp. nov |
In press |
Trevisan et al. |
Late Cretaceous |
|||||
Discosoropteris[5] |
Gen. et 2 sp. nov |
In press |
Pšenička et al. |
Kladno Formation |
A leptosporangiate fern. Genus includes new species D. chlupatum and D. zlatkokvacekii. |
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Dryopterites beishanensis[6] |
Sp. nov |
In press |
Ren & Sun in Ren et al. |
Chijinbao Formation |
||||
Sp. nov |
Barbosa et al. |
Douro Carboniferous Basin |
A member of Equisetales. |
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Conifers
Cheirolepidiaceae
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Frenelopsis antunesii[8] |
Sp. nov |
In press |
Mendes & Kvaček |
Figueira da Foz Formation |
A member of the family Cheirolepidiaceae. |
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Cupressaceae
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Cupressinanthus klebsii[9] |
Sp. nov |
In press |
Sadowski, Schmidt & Kunzmann |
Eocene |
Europe (Baltic Sea region) |
Cupressaceous pollen cone. |
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Patagotaxodia[10] |
Gen. et sp. nov |
In press |
Andruchow-Colombo et al. |
A member of the family Cupressaceae. Genus includes new species P. lefipanensis. |
||||
Other conifers
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Aciphyllum[11] |
Gen. et sp. nov |
Barbacka & Górecki in Barbacka et al. |
A needle leaf similar to the leaves of Pinus. Genus includes new species A. triangulatum. |
|||||
Conifer research
- A study on the pattern of conifer turnover across the Cretaceous-Paleogene boundary in the Raton and Denver basins (Colorado, United States) is published by Berry (2022).[12]
Flowering plants
Laurales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Catula[13] |
Gen. et sp. nov |
Valid |
Maccracken et al. |
A member of the family Lauraceae. Genus includes new species C. gettyi. |
||||
Cryptocaryoxylon irregularis[14] |
Sp. nov |
Valid |
Akkemik, Iamandei & Çelik |
Early Miocene |
Hançili Formation |
Fossil wood of a member of the family Lauraceae. |
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Lilioid monocots
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Pandanus estellae[15] |
Sp. nov |
Valid |
Rozefelds et al. |
Oligocene |
A species of Pandanus. |
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Commelinid monocots
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Sp. nov |
In press |
Kumar, Hazra & Khan in Kumar et al. |
Late Cretaceous-Paleocene (Maastrichtian-Danian) |
A member of the family Arecaceae belonging to the subfamily Coryphoideae. |
||||
Sabalites umariaensis[16] |
Sp. nov |
In press |
Kumar, Hazra & Khan in Kumar et al. |
Late Cretaceous-Paleocene (Maastrichtian-Danian) |
Deccan Intertrappean Beds |
A member of the family Arecaceae belonging to the subfamily Coryphoideae. |
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Monocot research
- Leaf fossils of costapalmate-palms belonging to the genus Sabalites are described from the ?Santonian–Campanian Belly River Group, Campanian Foremost Formation (Alberta, Canada) and Maastrichtian Frenchman Formation (Saskatchewan, Canada) by Greenwood, Conran & West (2022), who interpret the studied fossils as constraining climate reconstructions for the Late Cretaceous high mid-latitudes of North America (c. 55° N) to exclude significant freezing episodes; the authors also transfer the Late Cretaceous species "Geonomites" imperialis to the genus Phoenicites, and reassess Sabalites carolinensis as more likely to be Campanian than Coniacian–Santonian in age.[17]
- A study on the impact of the absence of megaherbivores in the aftermath of the Cretaceous–Paleogene extinction event on the evolution of palms is published by Onstein, Kissling & Linder (2022).[18]
Proteales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
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Langeranthus[19] |
Gen et sp nov |
In press |
Huegele & Manchester |
A platanaceous flowering head. |
||||
Meliosma eosinica[20] |
Sp. nov |
Moiseeva, Kodrul & Jin |
Late Eocene |
Huangniuling Formation |
A species of Meliosma. |
|||
Nelumbo fujianensis[21] |
Sp. nov |
In press |
Dong et al. |
Miocene |
Fotan Group |
A species of Nelumbo. |
||
Platimeliphyllum durhamensis[22] |
Comb nov |
in press |
(Wolfe) |
Puget Group |
A platanaceous leaf. |
|||
Platimeliphyllum fushunensis[22] |
Comb nov |
in press |
(Chen) |
Eocene |
Fushun Formation |
A platanaceous leaf. |
Protealean research
- Redescription of the Okanagan Highlands genus Langeria with description of associated stipules and reproductive structures plus formal reassignment of the genus to Platanaceae by Huegele & Manchester is published.[19]
Ranunculales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Santaniella[23] |
Gen. et 2 sp. nov |
Gobo et al. |
A member or a relative of the family Ranunculaceae. Genus includes new species S. lobata and S. acuta. |
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Aquifoliales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Ilex antiquorum[24] |
Nom. nov |
Valid |
Doweld |
Late Cretaceous (Maastrichtian) |
A holly; a replacement name for Ilex antiqua Knobloch & Mai (1986). |
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Ilex myricina[24] |
Nom. nov |
Valid |
Doweld |
Miocene (Messinian) |
A holly; a replacement name for Ilex myricoides Massalongo (1858). |
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Dipsacales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Sambucus heqingensis[25] |
Sp. nov |
In press |
Huang & Zhou in Huang et al. |
Late Pliocene |
Heqing Basin |
A species of Sambucus. |
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Fabales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
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Cercioxylon mediterraneum[14] |
Sp. nov |
Valid |
Akkemik, Iamandei & Çelik |
Early Miocene |
Hançili Formation |
Fossil wood of a member of the family Fabaceae. |
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Paleobowdichia[26] |
Gen. et comb. nov |
Valid |
Herendeen et al. |
Latest Paleocene to late early Eocene |
A member of Papilionoideae; a new genus for "Acacia" lamarensis Knowlton (1899). |
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Tobya[26] |
Gen. et comb. nov |
Valid |
Herendeen et al. |
Eocene |
A member of Papilionoideae; a new genus for "Diplotropis" claibornensis Herendeen & Dilcher (1990). |
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Fabalean research
Fagales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Myricoxylon doganyurtensis[14] |
Sp. nov |
Valid |
Akkemik, Iamandei & Çelik |
Early Miocene |
Fossil wood of a member of the family Myricaceae. |
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Malpighiales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Belenocarpa[28] |
Gen. et comb. nov |
Valid |
Hamersma et al. |
Early Oligocene |
A member of the family Euphorbiaceae; a new genus for "Jatropha" tertiara Berry. |
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Malvales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Thespesia neopopulnea[29] |
Sp. nov |
In press |
Hazra, Mahato & Khan in Hazra et al. |
Rajdanda Formation |
A species of Thespesia. |
|||
Malvalean research
- A study on the evolutionary history of Dipterocarpaceae, as indicated by biogeography of pollen fossils from Africa and India, molecular data and fossil amber records, is published by Bansal et al. (2022).[30]
Oxalidales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Ceratopetalum suciensis[31] |
Sp nov |
In press |
Tang, Smith, & Atkinson |
A Cunoniaceous species. |
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Oxalidalean research
Tand, Smith, and Atkinson describe the first North American instance of the previously Paleo-Antarctic Rainforest Lineage Cunoniaceae fruits from Sucia Island. Previously considered solely a Gondwanan family, the new species indicate a complex geographic history for the group.[31]
Rosales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
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Eophylica[32] |
Gen. et sp. nov |
Valid |
Shi et al. |
Cretaceous |
A rhamnaceous floral morphotaxon. |
|||
Ficoxylon fusiforme[33] |
Sp. nov |
Valid |
El-Noamani |
Taref Formation |
A member of the family Moraceae. |
|||
Ficus fujianensis[34] |
Sp. nov |
In press |
Dong et al. |
Miocene |
A species of Ficus. |
|||
Ficus zhangpuensis[34] |
Sp. nov |
In press |
Dong et al. |
Miocene |
A species of Ficus. |
|||
Phylica piloburmensis[32] |
Sp. nov |
Valid |
Shi et al. |
Cretaceous |
Burmese amber |
A species of Phylica. |
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Sapindales
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Barkleya[35] |
Gen. et comb. nov |
In press |
Manchester & Judd |
Eocene |
A member of Anacardiaceae. Genus includes "Anacardites" schinoloxus Brown (1929). |
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Canarium haominiae[36] |
Sp. nov |
In press |
Yin et al. |
Miocene |
A species of Canarium. |
|||
Koelreuteria kvacekii[37] |
Sp. nov |
Valid |
Chen, Del Rio & Su in Chen et al. |
Eocene |
Niubao Formation |
A species of Koelreuteria. |
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Other angiosperms
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Covidifructus[38] |
Gen. et sp. nov |
Valid |
Heřmanová et al. |
Klikov Formation |
An angiosperm fruit of uncertain affinities, with similarities to the family Dilleniaceae. |
|||
Florigerminis[39] |
Gen. et sp. nov |
In press |
Cui et al. |
Middle-Late Jurassic |
A possible flower bud. |
![]() Florigerminis jurassica | ||
General angiosperm research
- A preliminary report on a new fossil angiosperm flora of the Lesvos Petrified Forest at Akrocheiras east of Sigri on Lesbos, Greece is given by Kafetzidou et al. Preliminary taxa identifications are given and commentary on the climactic implications are made.[40]
- A study aiming to determine the relationship between past atmospheric CO2 and temperature fluctuations and the shifts in diversification rates of Poaceae and Asteraceae is published by Palazzesi et al. (2022).[41]
Other plants
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
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Europoxylon garapensis[42] |
Sp. nov |
In press |
Conceição et al. |
Pedra de Fogo Formation |
A gymnosperm. |
|||
Kimuriella[43] |
Gen. et sp. nov |
Valid |
Pott & Takimoto |
A member of Bennettitales. Genus includes new species K. densifolia. |
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Komlopteris distinctiva[11] |
Sp. nov |
Barbacka in Barbacka et al. |
Early Jurassic (Hettangian) |
Zagaje Formation |
Cuticle of a seed fern. |
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Lesleya ceriacoi[44] |
Sp. nov |
In press |
Correia et al. |
Douro Carboniferous Basin |
An early gymnosperm. |
|||
Paragigantopteris[45] |
Gen. et sp. nov |
In press |
Ma et al. |
Permian (Wuchiapingian) |
Lungtan Formation |
A gigantopterid. Genus includes new species P. qingloongensis. |
||
Pauthecophyton hezhangensis[46] |
Sp. nov |
Wang et al. |
Danlin Formation |
A euphyllophyte of uncertain affinities. |
||||
Polycanaloxylon[42] |
Gen. et sp. nov |
In press |
Conceição et al. |
Permian (Cisuralian) |
Pedra de Fogo Formation |
A gymnosperm. Genus includes new species P. merlottii. |
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Taungurungia[47] |
Gen. et sp. nov |
Valid |
McSweeney, Shimeta & Buckeridge |
Norton Gully Sandstone Formation |
A plant of uncertain affinities, similar to members of Zosterophyllopsida. Genus includes new species T. garrattii. |
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Teyoua[48] |
Gen. et sp. nov |
In press |
Huang, Liu & Xue |
Mangshan Group |
A polysporangiate land plant. Genus includes new species T. antrorsa. |
|||
Vetiplanaxis obtusus[49] |
Sp. nov |
In press |
Li et al. |
Cretaceous |
Burmese amber |
A moss belonging to the group Hypnodendrales. |
||
Xadzigacalix[50] |
Gen. et sp. nov |
In press |
Klymiuk, Rothwell & Stockey |
Early Cretaceous |
A gymnosperm of uncertain phylogenetic placement, possibly having affinities with gnetophytes or angiosperms. Genus includes new species X. quatsinoensis. |
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Other plant research
- A study on the Paleocene charophyte flora from the South Gobi area in the Junggar Basin (China) and on the Paleogene fossil record of charophytes is published by Cao et al. (2022), who interpret their findings as evidence of the dispersal of charophyte lineages from Asia to Europe in the middle to late Eocene, possibly facilitated by waterbirds.[51]
- New specimens of Radula heinrichsii, providing new information on the morphology of this liverwort, are described from the Cretaceous Burmese amber by Wang et al. (2022).[52]
- The first comprehensive crown reconstruction of Medullosa stellata var. typica, based on data from a specimen from the Chemnitz petrified forest (Germany), is presented by Luthardt et al. (2022).[53]
- Fossil material of Rhabdotaenia is reported from the Permian Umm Irna Formation (Jordan) by Blomenkemper et al. (2022), representing the northernmost occurrence of this Gondwanan leaf type reported to date.[54]
Palynology
Name | Novelty | Status | Authors | Age | Type locality | Location | Notes | Images |
---|---|---|---|---|---|---|---|---|
Volkheimerites[55] |
Gen. et sp. nov |
In press |
Narváez et al. |
Paleocene (Danian) |
Salamanca Formation |
Pollen of a flowering plant. |
||
Yezopollis[56] |
Gen. et sp. nov |
In press |
Legrand, Yamada & Nishida |
Late Cretaceous (Cenomanian–Turonian) |
Mikasa Formation |
A Normapolles-type flowering plant pollen. Genus includes new species Y. mikasaensis. |
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Research
- A study on the biodiversity of land plants at the equator during their first major diversification in the Late Silurian–Early Devonian is published by Wellman et al. (2022).[57]
- A study on the evolution of heterospory during the Devonian is published by Leslie & Bonacorsi (2022).[58]
- New Oligocene flora is described from the Dong Ho Formation (Vietnam) by Huang et al. (2022), who interpret the studied fossils as evidence of long-term environmental, floristic and vegetational stability in this region since the Paleogene. [59]
- Abundant compression floras dominated by angiosperm leaves are described from two sites of probable Pliocene age in Brunei by Wilf et al. (2022), who interpret these floras as evidence of dipterocarp-dominated lowland rainforests in the Malay Archipelago before the Pleistocene.[60]
- A study on the impact of the extinct Neotropical megafauna on the variability in plant functional traits and biome geography in Central and South America is published by Dantas & Pausas (2022).[61]
- A study on plant material from rock overhangs from mid-late Holocene sites along the Kawarau-Cromwell-Roxburgh Gorges in Central Otago (New Zealand), much of which was likely transported as roosting material or consumed by moa birds, and on its implications for the knowledge of the mid-late Holocene regional vegetation of Central Otago and the knowledge of vegetation changes since mid-late Holocene, is published by Pole (2022).[62]
References
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{{cite journal}}
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- Kumar, S.; Hazra, T.; Spicer, R. A.; Hazra, M.; Spicer, T. E. V.; Bera, S.; Khan, M. A. (2022). "Coryphoid palms from the K-Pg boundary of central India and their biogeographical implications: Evidence from megafossil remains". Plant Diversity (in press). doi:10.1016/j.pld.2022.01.001. S2CID 246084708.
- Greenwood, D. R.; Conran, J. G.; West, C. K. (2022). "Palm fronds from western Canada are the northernmost palms from the Late Cretaceous of North America and may include the oldest Arecaceae". Review of Palaeobotany and Palynology. 301 (in press): Article 104641. doi:10.1016/j.revpalbo.2022.104641. S2CID 247343236.
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- Huegele, I. B.; Manchester, S. R. (2022). "Newly Recognized Reproductive Structures Linked with Langeria from the Eocene of Washington, USA, and their Affinities with Platanaceae". International Journal of Plant Sciences (in press). doi:10.1086/720138. S2CID 247907696.
- Moiseeva, M. G.; Kodrul, T. M.; Tekleva, M. V.; Maslova, N. P.; Wu, X.; Jin, J. (2022). "Fossil Leaves of Meliosma (Sabiaceae) With Associated Pollen and a Eupodid Mite From the Eocene of Maoming Basin, South China". Frontiers in Ecology and Evolution. 9: Article 770687. doi:10.3389/fevo.2021.770687.
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