This article records new taxa of plants that were described during the year 2017, as well as other significant discoveries and events related to paleobotany occurring in the year 2017.
Ferns and fern allies Name Novelty Status Authors Age type locality Location Notes ImagesAnnularia sardinianaSp. novValidCleal et al.Carboniferous (Moscovian)San Giorgio BasinA member of Equisetopsida.Annularia stopesiaeSp. novValidÁlvarez-Vázquez & WagnerCarboniferous (Westphalian)()An Annularia species.Arthropitys bartheliiSp. novValidNeregato et al.PermianParnaíba BasinA member of Calamitaceae.Arthropitys tocantinensisSp. novValidNeregato et al.PermianParnaíba BasinA member of Calamitaceae.Asplenium sanshuienseSp. novValidXu & Jin in Xu et al.Early EoceneHuachong FormationA fern, a species of Asplenium.Azolla colhuehuapensisSp. novValidVallati et al.Late Cretaceous (Maastrichtian)Lago Colhué Huapi FormationA member of Salviniales, a species of Azolla.Boweria nowarudensisSp. novValidFrojdová et al.Carboniferous (early Moscovian)A leptosporangiate fern belonging to the group Filicales.Claytosmunda chengiiNom. novValidBomfleur, Grimm & McLoughlinMiddle JurassicA member of the family Osmundaceae; a replacement name for Ashicaulis claytoniites Cheng (2011).Osmundastrum pulchellumComb. nov.ValidBomfleur, Grimm & McLoughlinEarly Jurassic (Pliensbachian-Toarcian)Djupadal FormationA member of Osmundaceae. Originally described as a species of Osmunda; transferred to the genus Osmundastrum.Costatoperforosporites friisiaeSp. novValidMendes et al.Early Cretaceous (late Aptian–early Albian)Lusitanian BasinA member of Anemiaceae described on the basis of spores.Cystodium sorbifolioidesSp. novValidRegalado et al.Late Cretaceous (earliest Cenomanian)Burmese amberA fern belonging to the family Cystodiaceae.Goniophlebium macrosorumSp. novValidXu & Zhou in Xu et al.MioceneA fern belonging to the family Polypodiaceae.Hymenophyllum iwatsukiiSp. novValidHerrera et al.Early CretaceousA filmy fern, a species of Hymenophyllum.KidstoniopterisGen. et comb. novValidFrojdová et al.Carboniferous (early Moscovian)A leptosporangiate fern belonging to the group Filicales; a new genus for "Boweria" minor Kidston (1923).Korallipteris alineaeSp. novValidConran et al.Early MioceneA fern.Lygodium goonyellumSp. novValidRozefelds et al.Oligocene–early MioceneA species of Lygodium.Rhabdoxylon taiyuanenseSp. novValidMa, Wang & SunEarly PermianTaiyuan FormationA fern belonging to the family Botryopteridaceae.Salvinia bogotensisSp. novValidPérez-Consuegra et al.PaleogeneA species of Salvinia.Salvinia magdalenensisSp. novValidPérez-Consuegra et al.PaleogeneA species of Salvinia.
Liverworts Name Novelty Status Authors Age type locality Location Notes ImagesConocephalumitesGen. et sp. novValidWu & Guo in Guo et al.Early CretaceousYixian FormationA liverwort belonging to the family Conocephalaceae. Genus includes new species C. hexagonites.Frullania pinnataSp. novDisputedHeinrichs et al.Late Cretaceous (Cenomanian)Burmese amberA liverwort, a species of Frullania. Li et al. (2021) considered it to be conspecific with Frullania baerlocheri.Frullania rovnoiSp. novValidMamontov et al.EoceneRovno amberA liverwort, a species of Frullania.Lejeunea hamatilobaSp. novValidLee et al.MioceneDominican amberA liverwort, a species of Lejeunea.Lejeunea resinataSp. novValidLee et al.MioceneDominican amberA liverwort, a species of Lejeunea.Lejeunea urbanioidesSp. novValidLee et al.MioceneDominican amberA liverwort, a species of Lejeunea.Metzgerites multifidusSp. novValidWu in Guo et al.Early CretaceousYixian FormationA liverwort belonging to the family Metzgeriaceae.Pallaviciniites strictaSp. novValidWu & Guo in Guo et al.Early CretaceousYixian FormationA liverwort belonging to the family Pallaviciniaceae.PellitesGen. et sp. novValidWu & Guo in Guo et al.Early CretaceousYixian FormationA liverwort belonging to the family Pelliaceae. Genus includes new species P. latithallus.ProtofrullaniaGen. et sp. novValidHeinrichs et al.Cretaceous (Albian-Cenomanian)Burmese amberA liverwort belonging to the family Frullaniaceae. Genus includes new species P. cornigera.Radula cretaceaSp. novValidBechteler, Renner, Schäfer-Verwimp & Heinrichs in Bechteler et al.Cretaceous (late Albian or early Cenomanian)Burmese amberA species of Radula liverwortRiccardiothallus palmataSp. novValidWu & Guo in Guo et al.Early CretaceousYixian FormationA liverwort belonging to the family Aneuraceae.
Lycophytes Name Novelty Status Authors Age type locality Location Notes ImagesCymastrobusGen. et sp. novValidEvreïnoff et al.Devonian (Famennian)Mandowa MudstoneA member of Lycopsida belonging to the group Isoetales. Genus includes new species C. irvingii.Lepidodendron vaselgenseSp. novValidAnikeeva & Orlova in Orlova et al.Late CarboniferousLepidostrobus teveleviiSp. novValidOrlova, Mamontov & Anikeeva in Orlova et al.Late CarboniferousNothostigmaGen. et comb. novValidDoweldCarboniferous and PermianA lycophyte. The type species is "Bothrodendron" pacificum Steinmann.SengeliaGen. et sp. novValidMatsunaga & TomescuEarly DevonianBeartooth Butte Formation()A lycophyte. Genus includes new species S. radicans.Sublepidodendron nelidovenseSp. novValidMosseichik in Mosseichik & IgnatievCarboniferous (Viséan)Moscow Coal Basin()A lycopod belonging to the group Lepidodendrales and the family Flemingitaceae.Sublepidodendron puchkoviorumSp. novValidMosseichik in Mosseichik & IgnatievCarboniferous (Viséan)Moscow Coal Basin()A lycopod belonging to the group Lepidodendrales and the family Flemingitaceae.Tenellisporites antarcticusSp. novValidCantrill in Cantrill, Ashworth & LewisEarly MioceneAntarcticaA lycopod belonging to the group Isoetales described on the basis of megaspores.Ulodendron ulianoviiSp. novValidMosseichik in Mosseichik & IgnatievCarboniferous (Viséan)Moscow Coal Basin()A lycopod belonging to the group Lepidodendrales and the family Flemingitaceae.
Ginkgoales Name Novelty Status Authors Age Unit Location Notes ImagesBaiera triassicaNom. novValidGnaedinger & ZavattieriLate TriassicPaso Flores FormationA replacement name for Baiera taeniata Geinitz (1876) (preoccupied).Ginkgo hamiensisSp. novValidWang & Sun in Wang et al.Middle JurassicXishanyao FormationA species of Ginkgo.Ginkgo neimengensisSp. novValidXu et al.Early CretaceousHuolinhe FormationA species of Ginkgo.Nagrenia levianaSp. novValidNosovaMiddle JurassicAngren FormationA member of Ginkgoales.Nagrenia pilosaSp. novValidNosovaMiddle JurassicAngren FormationA member of Ginkgoales.Pseudotorellia cristaSp. novValidHoriuchi & UemuraPaleoceneMinato FormationA member of Ginkgoales, described on the basis of leaves.Pseudotorellia kimuraeSp. novValidHoriuchi & UemuraPaleoceneMinato FormationA member of Ginkgoales, described on the basis of leaves.Sphenobaiera eximiaSp. novValidNa, Sun & Wang in Na et al.Middle JurassicDaohugou Beds
Cycads Name Novelty Status Authors Age Unit Location Notes ImagesEoboweniaGen. et comb. novValidCoiro & PottEarly Cretaceous (Aptian)Anfiteatro de Ticó FormationA cycad belonging to the family Zamiaceae and the subfamily Bowenioideae; a new genus for "Almargemia" incrassata Archangelsky (1966).OxfordianaGen. et sp. novValidSpencer & Hilton in Spencer et al.Jurassic (latest Callovian to earliest Oxfordian)Oxford Clay FormationA cycad. Genus includes new species O. motturii.ZamuneriaGen. et sp. novValidMartínez et al.Late CretaceousMata Amarilla FormationA cycad belonging to the family Zamiaceae. Genus includes new species Z. amyla.
Conifers Name Novelty Status Authors Age Unit Location Notes ImagesCathaya vanderburghiiSp. novValidGossmann ex Winterscheid & GossmannPlioceneA species of Cathaya.Cupressinocladus guyangensisSp. novValidJin & B.N. Sun in Jin et al.Early CretaceousGuyang FormationA member of Cupressaceae sensu lato.Cupressinoxylon artabeaeSp. novValidRuiz et al.Paleocene (Danian)Salamanca FormationA member of Cupressaceae described on the basis of fossil wood.Cupressinoxylon rotundumSp. novValidPujana in Pujana, Raffi & OliveroLate CretaceousSanta Marta FormationAntarctica(James Ross Island)Elatocladus heerianusSp. novValidNosova & Kiritchkova in Nosova, Kiritchkova & KostinaMiddle Jurassic (Aalenian-Bajocian)Prisayan FormationA conifer.KrassilovidendronGen. et sp. novValidSokolova, Gordenko & ZavialovaCretaceous (Albian–Cenomanian)()A member of Sequoioideae. Genus includes new species K. fecundum.MedulloprotaxodioxylonGen. et sp. novValidWan et al.Late Triassic (Norian)Huangshanjie FormationA conifer described on the basis of fossil wood, possibly an ancestral form of the Sequoioideae. Genus includes new species M. triassicum.Pararaucaria taquetrensisSp. novValidEscapa & LeslieEarly JurassicA member of Cheirolepidiaceae.PentakonosGen. et sp. novValidHerrera et al.Early Cretaceous (Aptian-Albian)A member of Cupressaceae. Genus includes new species P. diminutus.Pinus arunachalensisSp. novJunior homonymKhan & BeraMioceneDafla FormationA pine. The name P. arunachalensis turned out to be preoccupied by Pinus arunachalensis Srivastava (2017); Khan & Bera (2018) coined a replacement name Pinus daflaensis.Pinus nanfengensisSp. novValidWang et al.Late MioceneXianfeng BasinA pine.Pinus uniseriataSp. novValidWang et al.Late MioceneXianfeng BasinA pine.Pityostrobus pluriresinosaSp. novValidSmith et al.Early Cretaceous()A member of Pinaceae, a species of Pityostrobus.Platycladus tengchongensisSp. novValidDeng & Sun in Deng et al.Late PlioceneMangbang FormationA species of Platycladus.Podocarpoxylon multiparenchymatosumSp. novValidPujana & RuizPaleocene (Danian)-EoceneRío Turbio Formation Salamanca FormationA member of the family Podocarpaceae described on the basis of fossil wood.Podocarpoxylon prumnopityoidesSp. novValidGnaedinger et al.Early Cretaceous (Valanginian)Mulichinco FormationA member of the family Podocarpaceae described on the basis of fossil wood.Podozamites doludenkoaeSp. novValidNosova, van Konijnenburg-van Cittert & KiritchkovaEarly and Middle Jurassic (Toarcian-Bajocian)Karadiirmen' Formation Kokala FormationA conifer belonging to the family Podozamitaceae, described on the basis of leaves.Podozamites irkutensisSp. novValidNosova, van Konijnenburg-van Cittert & KiritchkovaMiddle Jurassic (Aalenian-Bajocian)Prisayan FormationA conifer belonging to the family Podozamitaceae, described on the basis of leaves.Retrophyllum spiralifoliumSp. novValidWilf in Wilf et al.EoceneLa Huitrera FormationA species of Retrophyllum.Retrophyllum superstesSp. novValidWilf in Wilf et al.Late Cretaceous (Maastrichtian)Lefipán FormationA species of Retrophyllum.Scarburgia baiyanghensisSp. novValidYang et al.Middle JurassicXishanyao FormationPossibly a member of Podocarpaceae.Storgaardia gansuensisSp. novValidLi & Wu in Li et al.Middle Jurassic (Aalenian-Bajocian)Yan'an FormationA member of Coniferales, a species of Storgaardia.StutzeliastrobusGen. et sp. novValidHerrera et al.Cretaceous (Aptian-Cenomanian)A member of Cupressaceae. Genus includes new species S. foliatus, as well as "Cyparissidium" bohemicum Bayer (1914).
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