2025 in paleobotany

From Wikipedia, the free encyclopedia

Fossil plant research presented in 2025 includes new taxa that were described during the year, as well as other significant discoveries and events related to paleobotany that occurred in 2025.

Charophytes

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Ovoidites rigidus[1]

Sp. nov

Valid

Zavattieri & Gutiérrez

Late Triassic

Potrerillos Formation

Argentina

A zygnematacean green alga.

Tarimochara[2]

Gen. et sp. nov

Valid

Liu et al.

Ordovician (Katian)

China

A member of the family Charophyceae. Genus includes new species T. miraclensis.

Chlorophytes

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Archaeobatophora gulliverensis[3]

Sp. nov

Valid

LoDuca

Silurian (Telychian)

Schoolcraft Formation

United States
( Michigan)

Archaeodunaliella[4]

Gen. et sp. nov

Zhu et al.

CarboniferousPermian (KasimovianAsselian)

Fengcheng Formation

China

A member of the family Dunaliellaceae. The type species is A. junggarensis.

Bakalovaella xizangensis[5]

Comb. nov

Valid

(Mu)

Early Cretaceous (Aptian)

Langshan Formation

China

A member of Dasycladales belonging to the family Dasycladaceae; moved from Heteroporella xizangensis Mu (1986).

Chaetomorphium[6]

Gen. et sp. nov

Li & Zhang

Cambrian

China

A member of the total group of Cladophorales. Genus includes new species C. cambria.

Earltonella swinehartii[3]

Sp. nov

Valid

LoDuca

Silurian (Telychian)

Schoolcraft Formation

United States
( Michigan)

Goniolina tatrarum[7]

Sp. nov

Valid

Barattolo & Bucur

Early Jurassic (Sinemurian-Pliensbachian)

Poland

A member of Dasycladales belonging to the family Bornetellaceae.

Morelletpora sinica[8]

Sp. nov

Valid

Schlagintweit, Xu & Zhang

Late Cretaceous (Campanian)

Yigeziya Formation

China

A member of Dasycladales belonging to the family Triploporellaceae.

Schlagintweitella[9]

Gen. et sp. nov

Valid

Bucur, Săsăran & Pleş

Late Jurassic (probably Tithonian)

Romania

A member of Dasycladales belonging to the family Triploporellaceae. The type species is S. inopinata.

Similiclypeina langshanensis[5]

Sp. nov

Valid

Sun, Schlagintweit & Li

Early Cretaceous (Aptian)

Langshan Formation

China

A member of Dasycladales belonging to the family Polyphysaceae.

Suppiluliumaella schlagintweitii[10]

Sp. nov

Valid

Barattolo et al.

Early Cretaceous

Romania

A member of Dasycladales.

Triploporella loducai[10]

Sp. nov

Valid

Barattolo et al.

Early Cretaceous

Romania

A member of Dasycladales.

Rhodophytes

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Antiquifosliella[11]

Gen. et sp. nov

Vinn in Vinn et al.

Ordovician (Katian)

Estonia

A red alga belonging to the family Corallinaceae. The type species is A. tinnae.

Masloviporidium crassimuri[12]

Sp. nov

Brenckle & Sheng

Carboniferous (Serpukhovian)

Kinkaid Limestone

United States
( Illinois)

A red alga.

Paleometapeyssonnelia[13]

Gen. et 2 sp. nov

Zhuang et al.

Ordovician

Lianglitag Formation

China

A red alga belonging to the group Peyssonneliales. Genus includes new species P. gracilis and P. crassa.

Vachardia[12]

Gen. et sp. nov

Brenckle & Sheng

Carboniferous (Serpukhovian)

Kinkaid Limestone

United States
( Illinois)

A red alga. The type species is V. multigena.

Phycological research

  • Martín-Closas et al. (2025) report the first discovery of fossil material of members of the genus Sycidium from the Upper Devonian of Armenia, providing new information on the morphology of the utricle of the studied charophyte.[14]
  • A study on the reproduction of Eugonophyllum, based on fossils from the Carboniferous (Gzhelian) Maping Formation (Guizhou, China), is published by Wang et al. (2025).[15]
  • Evidence from the study of molecular fossil steranes from the Lower Triassic strata from Xiakou (China) and Sverdrup Basin (Canada), indicative of reorganization of marine algal communities in the aftermath of the Permian–Triassic extinction event, is presented by Huang et al. (2025).[16]

Non-vascular plants

Bryophyta

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Calymperites chenianus[17]

Sp. nov

Li in Tan et al.

Cretaceous (Albian–Cenomanian)

Kachin amber

Myanmar

A member of the family Calymperaceae.

Calymperites heinrichsianus[18]

Sp. nov

Li & Wang in Li et al.

Cretaceous (Albian–Cenomanian)

Kachin amber

Myanmar

A member of the family Calymperaceae.

Calymperites marginatus[18]

Sp. nov

Li et al.

Cretaceous (Albian–Cenomanian)

Kachin amber

Myanmar

A member of the family Calymperaceae.

Calymperites proboscideus[17]

Sp. nov

Li in Tan et al.

Cretaceous (Albian–Cenomanian)

Kachin amber

Myanmar

A member of the family Calymperaceae.

Calymperites striatus[18]

Sp. nov

Li et al.

Cretaceous (Albian–Cenomanian)

Kachin amber

Myanmar

A member of the family Calymperaceae.

Ditrichites aristatus[17]

Sp. nov

Li in Tan et al.

Cretaceous (Albian–Cenomanian)

Kachin amber

Myanmar

A member of Dicranales sensu lato.

Rovnohypnum[19]

Gen. et sp. nov

Valid

Ignatov in Ignatov et al.

Eocene

Rovno amber

Ukraine

A moss belonging to the group Hypnales and the family Pylaisiadelphaceae. The type species is R. papillosum.

Sematophyllites lanceolatus[20]

Comb. nov

Valid

(Frahm)

Eocene

Baltic amber

Europe (Baltic Sea region)

A moss belonging to the family Sematophyllaceae; moved from Hypnites lanceolatus Frahm (2004).

Sematophyllites lodziensis[20]

Sp. nov

Valid

Wolski

Eocene

Baltic amber

Europe (Baltic Sea region)

A moss belonging to the family Sematophyllaceae.

Sematophyllites subflagellaris[20]

Comb. nov

Valid

(Caspary & Klebs)

Eocene

Baltic amber

Europe (Baltic Sea region)

A moss belonging to the family Sematophyllaceae; moved from Dicranites subflagellare Caspary & Klebs (1907).

Tricosta angeiophoros[21]

Sp. nov

Valid

Valois et al.

Early Cretaceous (Valanginian)

Canada
( British Columbia)

A moss belonging to the family Tricostaceae. Published online in 2024; the final version of the article naming it was published in 2025.

Marchantiophyta

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Corsiniopsis[22]

Gen. et sp. nov

Flores & Cariglino

Late Triassic

Potrerillos Formation

Argentina

A liverwort belonging to the group Marchantiales. Genus includes new species C. kurtzii.

Frullania chiapasensis[23]

Sp. nov

Valid

Mamontov, Feldberg, Schäfer-Verwimp & Gradstein in Feldberg et al.

Miocene

Mexican amber

Mexico

A liverwort, a species of Frullania.

Hyponychium[24]

Gen. et sp. nov

Paulsen et al.

Eocene

Anglesea amber

Australia

A liverwort belonging to the group Jungermanniales. The type species is H. pentadactylum.

Marchantites elegans[22]

Comb. nov

(Barale & Ouaja)

Tunisia

Moved from Hepaticites elegans Barale & Ouaja (2002).

Plagiochila ikiensis[25]

Sp. nov

Valid

Katagiri

Miocene

Monobe Formation

Japan

A liverwort, a species of Plagiochila.

Radula kachinensis[26]

Sp. nov

Song, Ye & Wang

Cretaceous

Kachin amber

Myanmar

A liverwort, a species of Radula.

Radula panduriformis[24]

Sp. nov

Paulsen et al.

Eocene

Anglesea amber

Australia

A liverwort, a species of Radula.

Ricciopsis pacltovae[27]

Sp. nov

Veselá et al.

Late Cretaceous

Czech Republic

A liverwort.

Thysananthus patrickmuelleri[23]

Sp. nov

Valid

Feldberg, Gradstein, Schäfer-Verwimp & Mamontov in Feldberg et al.

Miocene

Mexican amber

Mexico

A liverwort belonging to the group Porellales and the family Lejeuneeae.

Non-vascular plant research

  • Evidence of impact of socio-economic and language factors on the documentation of bryophyte fossil record is presented by Blanco-Moreno, Bippus & Tomescu (2025).[28]

Lycophytes

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Franscinella[29]

Gen. et comb. nov

Carniere, Pozzebon-Silva, Guerra-Sommer, Uhl, Jasper & Spiekermann in Carniere et al.

Permian

Brazil

A member of Lycopodiales; a new genus for "Lycopodites" riograndensis Salvi et al. (2008).

Hueberia bainiuchangensis[30]

Sp. nov

Hu et al.

Devonian (Pragian)

Posongchong Formation

China

A member of Drepanophycales.

Selaginella jorelisiae[31]

Sp. nov

Valid

López-García, Schmidt & Regalado in López-García et al.

Miocene

Dominican amber

Dominican Republic

A species of Selaginella.

Staphylophyton[32]

Gen. et sp. nov

Valid

Gensel et al.

Devonian (Emsian)

Canada
( New Brunswick)

A zosterophyll. Genus includes new species S. semiglobosa. Published online in 2024; the final version of the article naming it was published in 2025.

Zosterophyllum baoyangense[33]

Sp. nov

Huang & Xue in Huang et al.

Devonian (Pragian)

Mangshan Group

China

Zosterophyllum mangkeluense[34]

Sp. nov

Wang et al.

Silurian (Přídolí)

Wutubulake Formation

China

Lycophyte research

  • Zavialova & Polevova (2025) review the distribution of multilamellated zones in spores of extant and fossil lycopsids, and interpret their presence as possible evidence of isoetalean affinity of fossil plants, while noting that their absence does not definitively exclude the possibly of affinities with this group.[35]
  • Wyman et al. (2025) study the morphology of the rooting system of Oxroadia and rootlet development in extant members of the genus Isoetes, and interpret the rooting systems of rhizomorphic lycopsids as unlikely to be leafy shoots modified for rooting early in the plant development.[36]
  • A study on leaf cushions of Sigillaria approximata, providing evidence of independent evolution of leaf abscission in arboreous lycopsids and in euphyllophytes, is published by D'Antonio (2025).[37]

Ferns and fern allies

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Arthropitys raimundii[38]

Sp. nov

Valid

Rößler et al.

Permian

Leukersdorf Formation

Germany

A calamitalean. Published online in 2024; the final version of the article naming it was published in 2025.

Asterophyllites lubnensis[39]

Sp. nov

Cleal

Carboniferous

Kladno Formation

Czech Republic

A member of the family Calamitaceae.

Claytosmunda basilica[40]

Sp. nov

Hiller, Cheng & Bomfleur

Late Triassic

Antarctica

A member of the family Osmundaceae.

Coniopteris baojishanensis[41]

Sp. nov

Wei & Xin in Wei et al.

Middle Jurassic

Yaojie Formation

China

A member of the family Dicksoniaceae.

Coniopteris haifanggouensis[42]

Sp. nov

Li & Tian in Li et al.

Middle Jurassic

Haifanggou Formation

China

A member of the family Dicksoniaceae.

Cyathocarpus polinensis[43]

Sp. nov

Rodriguez Rizk & Cariglino

Permian (Guadalupian)

La Golondrina Formation

Argentina

A member of Marattiales belonging to the family Psaroniaceae.

Dicksonia hallei[44]

Sp. nov

Hermsen et al.

Early Cretaceous (Albian)

Kachaike Formation

Argentina

A species of Dicksonia.

Equisetum shandongensis[45]

Sp. nov

Jin et al.

Early Cretaceous

Laiyang Formation

China

A species of Equisetum.

Escuderia[46]

Gen. et sp. nov

Nishida et al.

Cretaceous (Albian–Cenomanian)

Possibly Williams Point Beds

Antarctica

A member of the family Schizaeaceae. Genus includes new species E. livingstonensis.

Hexaphyllostrobus negauneeana[47]

Sp. nov

D'Antonio et al.

Carboniferous (Moscovian)

Mazon Creek fossil beds

United States
( Illinois)

A sphenophyll cone.

Irizaripteris[48]

Gen. et sp. nov

Valid

Iglesias et al.

Paleocene

Cross Valley-Wiman Formation

Antarctica

A member of the family Dryopteridaceae belonging to the subfamily Dryopteridoideae. Genus includes new species I. antarcticus.

Krameropteris calophyllum[49]

Sp. nov

Li in Li & Meng

Late Cretaceous (Cenomanian)

Kachin amber

Myanmar

A member of the family Dennstaedtiaceae.

Millerocaulis santamartaensis[50]

Sp. nov

Koppelhus et al.

Late Cretaceous

Snow Hill Island Formation

Antarctica

A member of the family Osmundaceae.

Polystichum espinarensis[51]

Sp. nov

Valid

Aliaga-Castillo et al.

Pliocene

Peru

A species of Polystichum. Published online in 2025; the final version of the article naming it was published in 2026.

Rhabdopteris[44]

Gen. et sp. nov

Hermsen et al.

Late Cretaceous (Maastrichtian)

La Colonia Formation

Argentina

A fern, probably with affinities with Thyrsopteridaceae. Genus includes new species R. chubutensis.

Salvinia indica[52]

Sp. nov

Ali & Khan in Ali et al.

Paleocene–Eocene

Subathu Formation

India

A species of Salvinia.

Shaolinopteris[53]

Gen. et sp. nov

Tian et al.

Middle Jurassic

Xinmin Formation

China

A member of the family Dennstaedtiaceae. The type species is S. zhengii.

Pteridological research

  • Redescription and a study on the phylogenetic affinities of Pseudobornia ursina is published by Rastier et al. (2025).[54]
  • New fossil material of Nemejcopteris haiwangii, providing evidence of climbing on Psaronius tree hosts, is described from Permian strata of the Taiyuan Formation in the Wuda Coalfield (Inner Mongolia, China) by Li et al. (2025).[55]
  • Evidence from the study of fossils of members of Psaroniaceae from the Permian Wuda Tuff Flora (China), indicative of presence of structures homologous with stipules of extant members of Marattiales, is presented by Zhou et al. (2025).[56]
  • Branched networks of tubules interpreted as probable root fossils of herbaceous leptosporangiate ferns are described from the Middle-Upper Triassic strata in Somerset (United Kingdom) by Howson, Tucker & Whitaker (2025).[57]

Conifers

Araucariaceae

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Araucaria gansuensis[58]

Sp. nov

Li & Du in Li et al.

Early Cretaceous (Aptian to Albian)

Zhonggou Formation

China

A species of Araucaria.

Cheirolepidiaceae

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Classostrobus minutus[59]

Sp. nov

Valid

Pfeiler, Matsunaga & Atkinson

Late Cretaceous (Campanian)

Ladd Formation

United States
( California)

Published online in 2024; the final version of the article naming it was published in 2025.

Frenelopsis callapezii[60]

Sp. nov

Valid

Kvaček, Mendes & Van Konijnenburg-van Cittert

Early Cretaceous

Figueira da Foz Formation

Portugal

Published online in 2024; the final version of the article naming it was published in 2025.

Cupressaceae

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Athrosequoia[61]

Gen. et sp. nov

Pfeiler, Ortiz & Tomescu in Pfeiler et al.

Early Cretaceous (Barremian/Aptian)

Budden Canyon Formation

United States
( California)

Woody seed cone of a member of Cupressaceae. Genus includes new species A. walkeri.

Stutzeliastrobus araucarioides[62]

Comb. nov

(Tan & Zhu)

Early Cretaceous

Guyang Formation

China

Moved from Elatides araucarioides Tan & Zhu (1982)

Pinaceae

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Lesbosoxylon zourosii[63]

Sp. nov

Zhu & Wang in Zhu et al.

Miocene

Sigri Pyroclastic Formation

Greece

Piceoxylon jarudense[64]

Sp. nov

Yin et al.

Early Cretaceous

Huolinhe Formation

China

Pinus longlingensis[65]

Sp. nov

Song & Wu in Song et al.

Pliocene

Mangbang Formation

China

A pine.

Pinus mangkangensis[66]

Sp. nov

Yao & Su in Yao et al.

Eocene

Mangkang Basin

China

A pine.

Pinuxylon anatolica[67]

Sp. nov

Akkemik & Mantzouka

Miocene

Hançili Formation

Turkey

A member of the family Pinaceae.

Pinuxylon shandongense[68]

Sp. nov

Hao, Jiang, Tian & Wang in Hao et al.

Early Cretaceous

Jiaolai Basin

China

Tsuga zhuoziensis[69]

Sp. nov

Valid

Xiao et al.

Miocene

Hannuoba Formation

China

A species of Tsuga. Announced online in 2025; the final version of the article naming it was published in 2026.

Podocarpaceae

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Dacrycarpoides[70]

Gen. et sp. nov

Patel, Cantrill & Leslie in Patel et al.

Miocene

New Caledonia

The type species is D. neocaledonica.

Metapodocarpoxylon brasiliense[71]

Sp. nov

Conceição et al.

Missão Velha Formation

Brazil

Taxaceae

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Palaeotorreya[72]

Gen. et sp. nov

Wang, Dong & Shi in Wang et al.

Early Cretaceous

Huolinhe Formation

China

Genus includes new species P. shenghuii.

Conifer research

  • Gou, Jiang & Liu (2025) study the phylogenetic affinities of fossil stems Ductoagathoxylon wangii, Protophyllocladoxylon yiwuense, Yiwupitys elegans and Agathoxylon sp. from the Yiwu Jurassic Forest (Xinjiang, China), recovering them as closely related to extant Araucariaceae.[73]
  • Howell, Rößler & Gee (2025) study the morphology of cones of Araucaria mirabilis from the Middle Jurassic La Matilde Formation (Argentina), and determine characteristics resulting in optimal seed packing of the studied cones.[74]
  • Sagasti et al. (2025) describe conifer wood (likely Cupressinoxylon) from the Upper Jurassic strata in Scotland (United Kingdom), preserving evidence of breakdown of wood by fungal rot, arthropod borings and eventual colonization by plant roots, and representing the first known case of a Jurassic nurse log from the Northern Hemisphere.[75]
  • Yang et al. (2025) describe new fossil material of Sequoia maguanensis from the Eocene-Oligocene Huazhige Formation (Yunnan, China), and reconstruct changes of distribution of members of the genus Sequoia from the Paleocene to the Pliocene.[76]
  • Evidence of preservation of cells with nuclei is reported in Mirovia macrophylla from the Lower Cretaceous strata of the Lena Coal Basin (Sakha Republic, Russia) by Ozerov et al. (2025).[77]
  • A new plant assemblage, including only conifer fossils, is described from the Lower Cretaceous (Aptian) strata of the Paja Formation from Vélez, Santander (central Colombia) by Palma-Castro, Benavides-Cabra & Herrera (2025).[78]
  • Tian et al. (2025) describe parasitic fungi infecting a podocarpaceous wood specimen from the Lower Cretaceous Yixian Formation (China), and report evidence of tylosis formation in the studied wood interpreted as a defense response to the fungal infection.[79]

Gnetophyta

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Ephedra transversa[80]

Sp. nov

Song & Wu in Li et al.

Early Cretaceous

Yixian Formation

China

A species of Ephedra.

Flowering plants

Magnoliids

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Cryptocarya makumensis[81]

Sp. nov

Bhatia & Srivastava

Oligocene

India

A species of Cryptocarya.

Cryptocaryoxylon istanbulensis[82]

Sp. nov

Valid

Akkemik & Üner

Late Oligocene–Early Miocene

İstanbul Formation

Turkey

Fossil wood of a member of the family Lauraceae.

Laurinoxylon americanum[83]

Comb. nov

(Petriella)

Paleocene

Cerro Bororó Formation

Argentina

Moved from Bridelioxylon americanum Petriella (1972).

Longexylon[84]

Gen. et sp. nov

Pujana et al.

Late Cretaceous

Snow Hill Island Formation

Antarctica

Fossil wood of a member of the family Lauraceae. Genus includes new species L. oliveroi.

Magnolia dorotheae[85]

Sp. nov

Valid

Kunzmann et al.

Eocene

Germany

A species of Magnolia. Published online in 2024; the final version of the article naming it was published in 2025.

Magnolia geinitzii[86]

Comb. nov

Valid

(Engelhardt)

Miocene

Germany

A species of Magnolia; moved from Livistona geinitzii Engelhardt (1870).

Magnoliaceoxylon africanum[87]

Sp. nov

El-Noamani et al.

Late Cretaceous (Campanian)

Quseir Formation

Egypt

Fossil wood of a member of the family Magnoliaceae.

Magnoliid research

  • Beurel et al. (2025) study the phylogenetic affinities of Nothophylica piloburmensis, and recover it as a member of Laurales related to the families Lauraceae and Hernandiaceae.[88]

Monocots

Alismatales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Maresurculus[89]

Gen. et sp. nov

Yamada

Miocene

Morozaki Group

Japan

Seagrass with probable affinities with Cymodoceaceae. Genus includes new species M. aichiensis.

Potamogeton crispissima[48]

Comb. nov

Valid

(Dusén)

Paleocene

Cross Valley-Wiman Formation

Antarctica

A species of Potamogeton.

Thalassites morozakiensis[89]

Sp. nov

Yamada

Miocene

Morozaki Group

Japan

Seagrass with probable affinities with Hydrocharitaceae.

Thalassotaenia notophyllum[90]

Sp. nov

Panti in Panti et al.

Miocene

Gaiman Formation

Argentina

Seagrass belonging to the family Hydrocharitaceae.

Arecales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Palmoxylon trachycarpeaeense[91]

Sp. nov

Kumar & Khan in Kumar, Spicer & Khan

Cretaceous-Paleocene (Maastrichtian-Danian)

Deccan Intertrappean Beds

India

Fossil wood of a member of the family Arecaceae belonging to the subfamily Coryphoideae and the tribe Trachycarpeae.

Rhizopalmoxylon arecoides[92]

Sp. nov

Valid

Kumar & Khan in Kumar, Spicer & Khan

Cretaceous-Paleocene (Maastrichtian-Danian)

Deccan Intertrappean Beds

India

Root mat of a member of the family Arecaceae belonging to the subfamily Arecoideae.

Liliales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Ripogonum marambio[48]

Sp. nov

Valid

Iglesias et al.

Paleocene

Cross Valley-Wiman Formation

Antarctica

A species of Ripogonum.

Poales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Bolboschoenus weberi[93]

Sp. nov

Valid

White & Morgan

Pleistocene

United States
( New Mexico)

A species of Bolboschoenus.

Chimonobambusa manipurensis[94]

Sp. nov

Bhatia & Srivastava in Bhatia et al.

Pleistocene

India

A species of Chimonobambusa.

Ventriculmus[95]

Gen. et sp. nov

Bhatia & Srivastava in Bhatia et al.

Miocene

India

A bamboo. The type species is V. neyvelinensis.

Monocot research

  • Evidence from a fossil-calibrated phylogeny of palms, indicating that diversification rates of palms changed during global warming and cooling events from the mid-Cretaceous to the end of the Oligocene, is presented by Yao et al. (2025).[96]
  • Khan et al. (2025) describe fossil material of palms with one metaxylem vessel in each fibrovascular bundle from the Maastrichtian-Danian Deccan Intertrappean Beds (India), and interpret the studied fossils as Cocos-type palms belonging to the subfamily Arecoideae that likely grew in a tropical rainforest.[97]
  • Evidence from the study of phytoliths from the Giraffe locality (Northwest Territories, Canada), indicative of presence of palms close to the Arctic Circle over an extensive period of time during the Eocene (approximately 48 million years ago), is presented by Siver et al. (2025).[98]
  • Halamski et al. (2025) redescribe and provide a new whole plant reconstruction of Rhizocaulon huberi.[99]
  • Jacobs et al. (2025) describe phytoliths of members of Pharoideae from the Miocene strata in Ethiopia and a leaf with similarities to leaves of extant members of the genera Leptaspis and Scrotochloa from the Miocene strata in Kenya, providing evidence of presence of the group in African forests by the early Miocene.[100]

Basal eudicots

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Appianocarpa[101]

Gen. et sp. nov

Rico et al.

Eocene

Canada
( British Columbia)

A member of the family Menispermaceae. Genus includes new species A. canadense.

Ettingshausenia geistthalensis[102]

Sp. nov

Kvaček, Messner & Bernhard

Late Cretaceous

Gosau Group

Austria

Platanoid foliage.

Palaeosinomenium indicum[103]

Sp. nov

Kumar, Manchester & Khan

Cretaceous-Paleocene (Maastrichtian-Danian)

Deccan Intertrappean Beds

India

A member of the family Menispermaceae.
Announced in late 2024, published fully in 2025.

Proteaceaefolia[104]

Gen. et sp. nov

Carpenter & McLoughlin

Paleogene

Chile

A member of the family Proteaceae. The type species is P. araucoensis.

Tetracentron linchensis[105]

Sp. nov

Manchester

Paleocene

Fort Union Formation

United States
( Wyoming)

A species of Tetracentron.

Basal eudicot research

  • A study on the phylogenetic relationships and evolutionary history of members of Cissampelideae, as indicated by morphology of endocarps of extant and fossil taxa as well as by molecular data, is published by Lian, Zhang & Wang (2025).[106]

Superasterids

Apiales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Astropanax eogetem[107]

Sp. nov

Pan et al.

Miocene

Mush Valley Formation

Ethiopia

A species of Astropanax.

Caffapanax[108]

Gen. et sp. nov

Wilf

Eocene (Ypresian)

Huitrera Formation

Argentina

Leaf fossils of a member of the family Araliaceae. The type species is C. canessae.

Davidsaralia[108]

Gen. et sp. nov

Wilf

Eocene (Ypresian)

Huitrera Formation

Argentina

Infructescence of a member of the family Araliaceae. The type species is D. christophae.

Aquifoliales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Ilex beihaiensis[109]

Sp. nov

Niu in Niu et al.

Miocene

Foluo Formation

China

A holly.

Cornales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Davidia indica[110]

Sp. nov

Valid

Ali, Su & Khan in Ali et al.

Eocene

India

A species of Davidia. Published online in 2025; the final version of the article naming it was published in 2026.

Ericales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Sandrawia[111]

Gen. et sp. nov

Valid

Tiffney et al.

Paleocene

Fort Union Formation

United States
( Wyoming)

A fossil fruits with closest similarity to fruits of members of the family Ericaceae. Genus includes new species S. scottii.

Sideroxylon globosum[112]

Sp. nov

(Ludwig)

Miocene

Germany

Sapindus lignitum Unger (1860)

A species of Sideroxylon; moved from Trapa globosa Ludwig (1860).

Sideroxylon margaritiferum[112]

Comb. nov

(Ludwig)

Miocene

Germany

A species of Sideroxylon; moved from Taxus margaritifera Ludwig (1860).

Sideroxylon ruminatiusculum[112]

Sp. nov

Martinetto et al.

Miocene and Pliocene

Italy

A species of Sideroxylon.

Gentianales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Mesechitespermum[113]

Gen. et sp. nov

Alvarado-Cárdenas et al.

Miocene

Mexican amber

Mexico

A member of the family Apocynaceae. The type species is M. endressiorum.

Icacinales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Miquelia yenbaiensis[114]

Sp. nov

Hung, Huang & Li in Hung et al.

Miocene

Co Phuc Formation

Vietnam

A species of Miquelia.

Superrosids

Fabales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Bauhinia sanshuiensis[115]

Sp. nov

Wu et al.

Paleocene

Sanshui Basin

China

A species of Bauhinia sensu lato.

Peltophorum xingjianii[116]

Sp. nov

Zhao, Wang & Huang in Zhao et al.

Miocene

Sanhaogou Formation

China

A species of Peltophorum.

Podocarpium minicum[117]

Sp. nov

Xie & Yan in Xie et al.

Oligocene

Qaidam Basin

China

Pueraria qinghaiensis[118]

Sp. nov

Cao & Xie in Cao et al.

Miocene

Youshashan Formation

China

A species of Pueraria.

Fagales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Carya nux-taurinensis[119]

Comb. nov

(Brongniart)

Miocene and Pliocene

Germany
Italy

Juglans globosa Ludwig (1857)

A hickory; moved from Juglans nux-taurinensis Brongniart (1822).

Fagus aculeata[120]

Sp. nov

Zdravchev, Maslova, Kodrul & Jin in Maslova et al.

Miocene

China

A beech.

Fagus glabra[120]

Sp. nov

Maslova, Tekleva & Jin in Maslova et al.

Miocene

China

A beech.

Fagus tengxianensis[120]

Sp. nov

Maslova, Kodrul & Jin in Maslova et al.

Miocene

China

A beech.

Hexagonokaryon[121]

Gen. et sp. nov

Valid

Manchester et al.

Paleocene

United States
( Wyoming)

A member of the family Fagaceae. Genus includes new species H. nixonii. Published online in 2025; the final version of the article naming it was published in 2026.

Myricoxylon unalakkemikii[122]

Sp. nov

Valid

Çelik

Miocene

Hançili Formation

Turkey

A member of the family Myricaceae.

Ostrya parajaponica[123]

Sp. nov

Huang & Jia in Huang et al.

Eocene

Bailuyuan Formation

China

A species of Ostrya.

Malpighiales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Calophyllum beihaiensis[124]

Sp. nov

Huang & Jia in Tang et al.

Miocene

Foluo Formation

China

A species of Calophyllum.

Eogarcinia[125]

Gen. et sp. nov

Valid

Ali, Almeida & Khan in Ali et al.

Eocene

India

Fossil flowers with affinities with Garcinia. Genus includes new species E. longistaminata. Published online in 2025; the final version of the article naming it was published in 2026.

Eomalpighia[126]

Gen. et sp. nov

Ali, Almeida & Khan in Ali et al.

Eocene

Palana Formation

India

A member of the family Malpighiaceae. The type species is E. indica.

Mammea martinezii[127]

Sp. nov

Mejia-Roldan et al.

Eocene (Bartonian)

Tepetate Formation

Mexico

A species of Mammea.

Tetrapterys dolgopolae[128]

Sp. nov

Valid

Siegert, Gandolfo & Wilf

Eocene

Laguna del Hunco Formation

Argentina

A species of Tetrapterys.

Thryallis eocenicus[129]

Sp. nov

Ali, Patel & Khan in Ali et al.

Eocene

India

A species of Thryallis.

Malvales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Tilia magnasepala[130]

Sp. nov

Geier & Schönenberger in Geier et al.

Oligocene (Chattian)

Enspel Formation

Germany

A species of Tilia.

Myrtales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Lagerstroemia himachalensis[131]

Sp. nov

Valid

Prasad, Singh & Singh

Miocene

India

A species of Lagerstroemia.

Rosales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Ampaloxylon[132]

Gen. et sp. nov

Gentis et al.

Paleogene

Myanmar

A member of the family Moraceae. Genus includes A. ficoides

Milicioxylon afromoroides[132]

Sp. nov

Gentis et al.

Paleogene

Myanmar

A member of the family Moraceae.

Prunus tonyzhangii[133]

Sp. nov

Valid

Wheeler, Manchester & Baas

Eocene

John Day Formation

United States
( Oregon)

A species of Prunus.

Sapindales

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Acer pretataricum[134]

Sp. nov

Xiao & Wang in Dong et al.

Miocene

Hannuoba Formation

China

A maple.

Canarium siwalica[131]

Sp. nov

Valid

Prasad, Singh & Singh

Miocene

India

A species of Canarium.

Chisocheton himachalensis[135]

Sp. nov

Valid

Ranjan, Prasad & Singh

Miocene

India

A species of Chisocheton.

Entandrophragminium pacei[132]

Sp. nov

Gentis et al.

Paleogene

Myanmar

Nothopegia oligocastaneifolia[136]

Sp. nov

Bhatia & Srivastava

Oligocene

Tikak Parbat Formation

India

A species of Nothopegia.

Nothopegia oligotravancorica[136]

Sp. nov

Bhatia & Srivastava

Oligocene

Tikak Parbat Formation

India

A species of Nothopegia.

Pteleoidea[137]

Gen. et comb. nov

Valid

Lopez del Rincon & Manchester

Paleocene

Fort Union Formation

United States
( Wyoming)

Winged fruits with possible affinities with Rutaceae. The type species is "Koelreuteria" annosa Brown (1956).

Swietenia siwalika[135]

Sp. nov

Valid

Ranjan, Prasad & Singh

Miocene

India

A species of Swietenia.

Uintacarpa[138]

Gen. et sp. nov

Manchester, Judd & Tiffney

Eocene

Green River Formation

United States
( Utah)

A Sapindalean fruit of uncertain affinity.
Likely belonging to Simaroubaceae or Rutaceae.
Genus includes new species U. alata.

Zanthoxylum maii[86]

Comb. nov

Valid

(Gregor)

Miocene

Germany

A species of Zanthoxylum; moved from Toddalia maii Gregor (1975).

Zanthoxylum naviculaeforme[86]

Comb. nov

Valid

(Reid)

Miocene

France

A species of Zanthoxylum; moved from Martya naviculaeformis Reid (1923).

Zanthoxylum turovense[86]

Comb. nov

Valid

(Czeczott & Skirgiełło)

Miocene

Poland

A species of Zanthoxylum; moved from Sapoticarpum turovense Czeczott & Skirgiełło (1975).

Other superrosids

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Scalarifructus[139]

Gen. et comb. nov

Manchester et al.

Eocene

Green River Formation

United States
Colorado

Fruits of a superrosid, possibly a Brassicalean.
The type species is "Danaea" coloradensis Knowlton (1923).

Scalarifructus coloradensis

Superrosid research

  • Ali et al. (2025) describe a gland-bearing petal of cf. Mcvaughia sp. from the Eocene Palana Formation (India), interpreted as possible evidence that members of the lineage of the studied plant already had volatile glands used to attract pollinators (possibly anthophorid bees) in the early Eocene.[140]
  • Hazra & Khan (2025) report the discovery of a diverse assemblage of legume fruits and leaflet remains from the Rajdanda Formation (India), interpreted as evidence of the presence of a warm and humid tropical environment during the Pliocene.[141]
  • Leaflets of Sindora cf. siamensis representing the first unequivocal macrofossil record of members of the genus Sindora are described from the Pleistocene strata of the Kon Tum Formation (Vietnam) by Wang et al. (2025).[142]
  • A study on the anatomy of wood of extant members of the genus Ficus and fossil wood with affinities to Ficus, and on its implications for determination of the organs preserved as fossil wood and their habits, is published by Monje Dussán, Pederneiras & Angyalossy (2025).[143]
  • Bastias-Silva et al. (2025) describe leaf fossils of members of the genus Nothofagus from the strata of the Cape Melville Formation from King George Island, providing evidence of presence of Nothofagus-dominated tundra-like forests in West Antarctica during the early Miocene.[144]
  • A study on the phylogenetic relationships of extant and extinct Nothofagus trees, and on the evolution of morphological traits previously used in delimitation of species belonging to this genus, is published by Vento et al. (2025).[145]
  • Hamersma et al. (2025) revise Sahnianthus parijai from the Deccan Intertrappean Beds, interpret it as a member or a relative of the family Lythraceae, and identify Chitaleypushpam mohgaonense, Deccananthus savitrii, Raoanthus intertrappea, Flosfemina intertrappea, Flosvirulis deccanensis, Menispermaceopushpam amanganjii, Liliaceopushpam deccanii, Lythraceopushpam mohgaoense and Surangepushpam deccanii as junior synonyms of S. parijai.[146]
  • A leaf of Swintonia floribunda, representing the oldest record of the genus Swintonia reported to date, is described from the Oligocene Tikak Parbat Formation (India) by Bhatia & Srivastava (2025), who interpret this finding as supporting the Gondwanan origin of the Anacardiaceae.[147]
  • Chen et al. (2025) describe fossil material of Toddalia nanlinensis from the Yangyi Formation (Yunnan, China), extending known temporal range of the species into the latest Miocene and providing evidence of a warm, humid climate and presence of forest vegetation in the Baoshan Basin at the time.[148]
  • The first fossil material assigned to a living endangered tropical tree species (Dryobalanops rappa) is described from the Plio-Pleistocene strata from Brunei by Wang et al. (2025).[149]

Other angiosperms

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Antiquigemina[150]

Gen. et sp. nov

Wang & Li in Li, Huang & Wang

Late Cretaceous (Cenomanian)

Kachin amber

Myanmar

A eudicot of uncertain affinities. The type species is A. pilosa.

Arthayesia[151]

Gen. et sp. nov

Valid

Wilder & Manchester

Paleocene

Fort Union Formation

United States
( Montana)

A flowering plant of uncertain affinities. The type species is A. brevipetiolata.

Birneyphyllum[151]

Gen. et sp. nov

Valid

Wilder & Manchester

Paleocene

Fort Union Formation

United States
( Montana)

A flowering plant of uncertain affinities. The type species is B. lobata.

Jinjianhuaia[151]

Gen. et sp. nov

Valid

Wilder & Manchester

Paleocene

Fort Union Formation

United States
( Montana)

A flowering plant of uncertain affinities. The type species is J. birneyensis.

Juglandiphyllites graefii[102]

Sp. nov

Kvaček, Messner & Bernhard

Late Cretaceous

Gosau Group

Austria

Dicotyledon leaves.

Juglandiphyllites kainachensis[102]

Sp. nov

Kvaček, Messner & Bernhard

Late Cretaceous

Gosau Group

Austria

Dicotyledon leaves.

Juglandiphyllites roemaskogelensis[102]

Sp. nov

Kvaček, Messner & Bernhard

Late Cretaceous

Gosau Group

Austria

Dicotyledon leaves.

Kodrulia[151]

Gen. et sp. nov

Valid

Wilder & Manchester

Paleocene

Fort Union Formation

United States
( Montana)

A flowering plant of uncertain affinities. The type species is K. birneyensis.

Linguaflumenia[151]

Gen. et sp. nov

Valid

Wilder & Manchester

Paleocene

Fort Union Formation

United States
( Montana)

A flowering plant of uncertain affinities. The type species is L. montanensis.

Lingyuanfructus[152]

Gen. et sp. nov

Wang

Early Cretaceous (Barremian–Aptian)

Yixian Formation

China

A possible early flowering plant. The type species is L. hibrida.

Maniastrum[151]

Gen. et sp. nov

Valid

Wilder & Manchester

Paleocene

Fort Union Formation

United States
( Montana)

A flowering plant of uncertain affinities. The type species is M. decastamenus.

Menispermites temlyanensis[153]

Sp. nov

Zolina, Golovneva & Grabovskiy

Late Cretaceous–Paleocene (Maastrichtian–Danian)

Tanyurer Formation

Russia
( Chukotka Autonomous Okrug)

A flowering plant with similarities to members of the genus Menispermum.

Patagoflora[154]

Gen. et sp. nov

Nunes et al.

Early Cretaceous (Albian)

Cerro Barcino Formation

Argentina

An early flowering plant. The type species is P. minima.

Spinograna[155]

Gen. et sp. nov

Wang & Huang

Cretaceous (Albian–Cenomanian)

Kachin amber

Myanmar

A fruit with seeds of a flowering plant. The type species is S. myanmarensis.

Stellula[156]

Gen. et sp. nov

Puebla & Prámparo

Early Cretaceous

La Cantera Formation

Argentina

An early flowering plant, possibly with affinities with Ranunculales. The type species is S. meridionalis.

General angiosperm research

  • A study on the timing of the evolution of the flowering plants is published by Ma et al. (2025), who recover the crown group of the flowering plants as likely originating in the Triassic.[157]
  • Clark & Donoghue (2025) study the impact of interpretations of the plant fossil record on molecular clock estimates of the timing of origin of the flowering plants, and estimate that the crown group of the flowering plants diverged in the Late Jurassic–Early Cretaceous interval.[158]
  • Ding et al. (2025) review fossil and molecular evidence of origin and development of floras dominated by flowering plants, and identify five major phases of the studied process.[159]
  • Mendes et al. (2025) study the ultrastructure of pollen of Saportanthus, interpret the studied angiosperm as the sister taxon of monocots, and support placement of Jamesrosea and Lovellea within Laurales.[160]
  • Huang & Wang (2025) report the discovery of diverse winged and wingless seeds concentrated within Cretaceous amber from Myanmar, resembling dust seeds observed in extant orchids and interpreted as likely originating from a single fruit.[161]
  • Doughty et al. (2025) use a mechanistic model to study the relationship between seed size of flowering plants, their light environment and the size of animals in their environment, and predict a rapid increase of seed size during the Paleocene that eventually plateaued or declined, likely as a result of the appearance of large herbivores that opened the understory, reducing the competitive advantage of plants with large seeds.[162]
  • Cham et al. (2025) develop a method for reconstructing the rate of carbon assimilation in leaves, and apply it to Miocene flowering plants from the Clarkia fossil beds (Idaho, United States).[163]
  • Evidence from the study of leaves of extant trees from the Nantahala National Forest (North Carolina, United States), indicative of utility of analyses of leaf traits for reconstructions of successional dynamics of fossil plants, is presented by Lowe et al. (2025).[164]

Other plants

Name Novelty Status Authors Age Unit Location Synonymized taxa Notes Images

Adiantites lilingensis[165]

Sp. nov

Li et al.

Carboniferous (Mississippian)

Zhangshuwan Formation

China

Barrealoxylon[166]

Gen. et sp. nov

Conde et al.

Carboniferous

Pituil Formation

Argentina

A probable member of Cordaitales. Genus includes new species B. nelsonii.

Blanzyopteris feistmantelii[167]

Comb. nov

Valid

(Šimůnek)

Carboniferous (Kasimovian)

Slaný Formation

Czech Republic

A probable member of Medullosales; moved from "Neuropteris pseudoblissii" forma feistmanteli Šimůnek (1988).

Bomfleuranthus[168]

Gen. et sp. nov

Villalva & Gnaedinger

Triassic

Cañadón Largo Formation

Argentina

A microsporangiate cone of a member of Peltaspermales. Genus includes new species B. scytoconnexus.

Fengweioxylon[169]

Gen. et sp. nov

Valid

Jiang et al.

Jurassic

Tiaojishan Formation

China

Fossil wood of a corystosperm. The type species is F. sinense.

Jarudia borealis[170]

Sp. nov

Nosova et al.

Early Cretaceous (Aptian–Albian)

Balyktakh Formation

Russia
( Sakha Republic)

A cupule-bearing seed cone of a member of Doyleales.

Karkenia bracteata[171]

Sp. nov

Frolov, Enushchenko & Mashchuk

Early Jurassic

Russia

A member of Ginkgoales belonging to the family Karkeniaceae.

Neuromariopteris[172]

Gen. et sp. nov

Šimůnek & Haldovský

Carboniferous (Bashkirian)

Kladno-Rakovník Basin

Czech Republic

A member of Callistophytales. The type species is N. scandens.

Nuvensia[173]

Gen. et sp. nov

Silva, Batista, Conceição, Kunzmann & Gobo in Silva et al.

Early Cretaceous

Crato Formation

Brazil

A seed plant of uncertain affinities. The type species is N. palaeobrasiliana.

Ohaniella[174]

Gen. et sp. nov

Valid

Pott & Takimoto

Late Jurassic (Oxfordian)

Tochikubo Formation

Japan

A member of Bennettitales belonging to the family Williamsoniaceae. The type species is O. ptilofolia.

Palaeopteridium andrenelii[175]

Sp. nov

Correia & Góis-Marques

Carboniferous (Moscovian)

Portugal

A progymnosperm belonging to the group Noeggerathiales.

Paratingia fuyuanensis[176]

Sp. nov

Qin, He & Wang in Qin et al.

Permian (Lopingian)

Xuanwei Formation

China

A member of Noeggerathiales belonging to the family Dorsalistachyaceae.

Paratingia qingyunensis[176]

Sp. nov

Qin, He & Wang in Qin et al.

Permian (Lopingian)

Xuanwei Formation

China

A member of Noeggerathiales belonging to the family Dorsalistachyaceae.

Phoenicopsis arcticus[170]

Sp. nov

Nosova et al.

Early Cretaceous (Aptian–Albian)

Balyktakh Formation

Russia
( Sakha Republic)

Leaves associated with Jarudia borealis.

Planoxylon toitoii[177]

Nom. nov

Philippe et al.

New Zealand

A replacement name for Araucarioxylon australe Crié.

Pseudotorellia solida[178]

Sp. nov

Valid

Barbacka & Pacyna in Barbacka et al.

Late Jurassic (Kimmeridgian)

Skarbek Oolitic Limestone

Poland

A gymnosperm belonging to the family Pseudotorelliaceae.

Quebradophyllum[179]

Gen. et sp. nov

Valid

Hunt et al.

Permian

Abo Formation

United States
( New Mexico)

A plant of uncertain affinities. The type species is Q. yamiae.

Rhipidopsis laoyingshanensis[180]

Sp. nov

Zhang et al.

Permian (Wuchiapingian)

China

Samaropsis sulriograndensis[181]

Sp. nov

Prado, Marques-de-Souza & Iannuzzi

Carboniferous–Permian (Gzhelian–Asselian)

Itararé Group

Brazil

A gymnosperm seed of uncertain affinities.

Shanxioxylon yangquanense[182]

Sp. nov

Wang & Wan in Wang et al.

Carboniferous (Kasimovian)

Benxi Formation

China

A cordaitalean.

Sinolobotheca[183]

Gen. et sp. nov

Valid

Wang et al.

Devonian (Famennian)

Wutong Formation

China

An ovule of a seed plant of uncertain affinities. Genus includes new species S. octa.

Socorropteris[184]

Gen. et sp. nov

DiMichele et al.

Permian

Abo Formation

United States
( New Mexico)

A tracheophyte of uncertain affinities. Genus includes new species S. cancellarei.

Sweetea[185]

Gen. et sp. nov

Gastaldo

Carboniferous (Viséan)

Hartselle Sandstone

United States
( Alabama)

A probable pteridosperm. Genus includes new species S. milowensis.

Taenimacutis[186]

Gen. et sp. nov

Valid

Foraponova

Permian

Russia
( Udmurtia)

Dispersed cuticles with similarities to probable conifer cuticles from the Permian of Jordan assigned to the genus Cryptokerpia. Genus includes new species T. gomankovii.

Willsiostrobus mogutchevii[187]

Sp. nov

Karasev, Foraponova & Zavialova

Early Triassic

Bugarigkta Formation

Russia

A member of Voltziales belonging to the family Voltziaceae.

Yuzhoua[188]

Gen. et sp. nov

Wang, Lei & Fu

Permian (Asselian)

Lower Shihhotse Formation

China

A plant of uncertain affinities, with similarities to the flowering plants. The type species is Y. juvenilis.

Zaijunia[189]

Gen. et sp. nov

Li et al.

Devonian (Famennian)

Wutong Formation

China

A seed plant belonging to the group Lagenospermopsida and to the family Elkinsiaceae. The type species is Z. biloba.

Other plant research

  • Kocheva et al. (2025) study the composition of compressions of the Orestovia-like plants, and do not exclude the possibility that such fossils represent higher plants rather than algae.[190]
  • Kenrick & Long (2025) provide new information on the vascular system of Horneophyton lignieri, reporting evidence of presence of the conducting system with a solid core of thick-walled cells resembling transfer cells rather than tracheids.[191]
  • Krings (2025) identifies epidermal cells of Rhynia gwynne-vaughanii from the Devonian Rhynie chert (United Kingdom) with wall appositions encasing invasive fungal hyphae, representing the oldest record of such defense mechanism in plants reported to date.[192]
  • A study on the architecture and growth of Cladoxylon taeniatum from the Tournaisian Lydiennes Formation (France) is published by Durieux, Decombeix & Harper (2025).[193]
  • Huang & Zhang (2025) revise the holotype specimen of Zosterophyllum spathulatum from the Devonian Xujiachong Formation as a specimen of Adoketophyton subverticillatum, expanding known geographical range of the genus Adoketophyton.[194]
  • Doran & Tomescu (2025) identify emergences with possible rooting function in Psilophyton crenulatum from the Devonian Val d'Amour Formation (New Brunswick, Canada), potentially representing the oldest euphyllophyte rooting structures reported to date.[195]
  • A study on wood anatomy of Devonian euphyllophytes from the Battery Point Formation (Quebec, Canada) is published by Casselman & Tomescu (2025), who identify secondary xylem metrics that allow for distinguishing between different euphyllophyte taxa.[196]
  • The first description of the stomatal structure of Odontopteris schlotheimii is published by Šimůnek & Cleal (2025).[197]
  • Stem-like laterals interpreted as evidence of root suckering are reported in two specimens of Vertebraria from Permian strata from Skaar Ridge (Transantarctic Mountains, Antarctica) by Decombeix & Serbet (2025).[198]
  • Description of reproductive structures of members of Umkomasiaceae from the Triassic Cañadón Largo Formation (Argentina) is published by Villalva & Gnaedinger (2025), who determine the relationships between the studied structures and fronds.[199]
  • A study on the epidermal anatomy of Pterophyllum ptilum from the Upper Triassic Xujiahe Formation (China) is published by Lu et al. (2025).[200]
  • A study on the leaf anatomy of Ptilophyllum riparium from the Middle Jurassic strata in Central Russia is published by Bazhenova & Bazhenov (2025).[201]
  • Partial leaf representing the first record of a fossil Cycas from Australia is described from the Miocene Stuarts Creek site by Greenwood, Conran & West (2025).[202]
  • Pratt et al. (2025) describe fossil material of a member of the genus Dicranophyllum from the Desmoinesian strata of the Shelburn Formation (Indiana, United States), interpreted as evidence of alternating climatic regimes in the Illinois Basin during the middle Pennsylvanian.[203]
  • Zhang et al. (2025) revise the diversity of members of Ginkgoales from the Early and Middle Jurassic strata from the Dameigou and adjacent areas in the Qaidam Basin (China).[204]

Palynology

General research

References

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