Nomenclatural acts
Plant Fossil Names Registry Number: PFN003629
Eophylica gen. nov.
Shi, C., Dong, C. H., Zhang, H., Long, X. X., Tihelka, E., Song, W. C., Feng, Q., Jiang, R. X., Cai, C. Y., Lombard, N., Li, X., Yuan, J., Zhu, J. P., Yang, H. Y., Liu, X. F., Xiang, Q. P., Zhao, Z. T., Long, C. L., Schneider, H., Zhang, X. C., Peng, H., Li, D. Z., Fan, Y., Engel, M. S., Wang, Y. D. & Spicer, R. A. (2022): Fire-prone Rhamnaceae with South African affinities in Cretaceous Myanmar amber. – Nature Plants 8: 125–135.
Plant Fossil Names Registry Number: PFN003626
Cunninghamia nakatonbetsuensis sp. nov.
Jiang, S., Shigeta, Y., Matsunaga, K. K.S. & Yamada, T. (2024): A new species of Cunninghamia (Cupressaceae) from the Upper Cretaceous (Maastrichtian) of Hokkaido, Japan. – Phytotaxa 664(1): 1–11.
Plant Fossil Names Registry Number: PFN003601
Phragmites rumpfii Stur designation of lectotype
Kvaček, J., Messner, F. & Bernhard, F. (2026): Late Cretaceous (Santonian – lower Campanian) flora of Geistthal. – Cretaceous Research 180: 106310 (1–20)., page 503
Plant Fossil Names Registry Number: PFN003596
Pentakonos diminutus sp. nov.
Herrera, F., Shi, G., Knopf, P., Leslie, A. B., Ichinnorov, N., Takahashi, M. & Herendeen, P. S. (2017): Cupressaceae conifers from the early cretaceous of Mongolia. – International Journal of Plant Sciences 178(1): 19–41.
Plant Fossil Names Registry Number: PFN003593
Stutzeliastrobus foliatus sp. nov.
Herrera, F., Shi, G., Knopf, P., Leslie, A. B., Ichinnorov, N., Takahashi, M. & Herendeen, P. S. (2017): Cupressaceae conifers from the early cretaceous of Mongolia. – International Journal of Plant Sciences 178(1): 19–41.
Plant Fossil Names Registry Number: PFN003592
Stutzeliastrobus gen. nov.
Herrera, F., Shi, G., Knopf, P., Leslie, A. B., Ichinnorov, N., Takahashi, M. & Herendeen, P. S. (2017): Cupressaceae conifers from the early cretaceous of Mongolia. – International Journal of Plant Sciences 178(1): 19–41.
Plant Fossil Names Registry Number: PFN003591
Decaturospermum macrocarpum comb. nov.
Manchester, S. R. & Crane, P. R. (2026): Laurus macrocarpa Lesquereux from the mid- Cretaceous (Cenomanian) Dakota Formation is a chlamydospermous seed, not an angiosperm fruit. – Acta Palaeobotanica 66(1): 51–66.
Plant Fossil Names Registry Number: PFN003590
Decaturospermum gen. nov.
Manchester, S. R. & Crane, P. R. (2026): Laurus macrocarpa Lesquereux from the mid- Cretaceous (Cenomanian) Dakota Formation is a chlamydospermous seed, not an angiosperm fruit. – Acta Palaeobotanica 66(1): 51–66.
Plant Fossil Names Registry Number: PFN003586
Nosovaea gen. nov.
Bickner, M. A., Crane, P. R., Herrera, F., Ichinnorov, N., Shi, G. & Herendeen, P. S. (2026): New Early Cretaceous seeds from Mongolia and Inner Mongolia, China with Chlamydospermous organization. – International Journal of Plant Sciences 187(4): 335–352.
Plant Fossil Names Registry Number: PFN003584
Bugdaevaea gen. nov.
Bickner, M. A., Crane, P. R., Herrera, F., Ichinnorov, N., Shi, G. & Herendeen, P. S. (2026): New Early Cretaceous seeds from Mongolia and Inner Mongolia, China with Chlamydospermous organization. – International Journal of Plant Sciences 187(4): 335–352.
Plant Fossil Names Registry Number: PFN003579
Nosovaea striata sp. nov.
Bickner, M. A., Crane, P. R., Herrera, F., Ichinnorov, N., Shi, G. & Herendeen, P. S. (2026): New Early Cretaceous seeds from Mongolia and Inner Mongolia, China with Chlamydospermous organization. – International Journal of Plant Sciences 187(4): 335–352.
Plant Fossil Names Registry Number: PFN003578
Bugdaevaea lignitica sp. nov.
Bickner, M. A., Crane, P. R., Herrera, F., Ichinnorov, N., Shi, G. & Herendeen, P. S. (2026): New Early Cretaceous seeds from Mongolia and Inner Mongolia, China with Chlamydospermous organization. – International Journal of Plant Sciences 187(4): 335–352.
Plant Fossil Names Registry Number: PFN003569
Potamogeton crispissima (Dusén) A.Iglesias, Gallardo, Santillana et E.Silva designation of lectotype
Iglesias, A., Gallardo, R. A., Santillana, S. & Silva, E. (2025): New plants from the Upper Paleocene Cross Valley-Wiman Formation, Marambio (=Seymour) Island, Antarctic Peninsula. – Ameghiniana 62(2): 144–174., page 155
Plant Fossil Names Registry Number: PFN003561
Equicalastrobus chinleana comb. nov.
Grauvogel-Stamm, L. & Ash, S. R. (1999): “Lycostrobus” chinleana, an equisetalean cone from the Upper Triassic of the southwestern United States and its phylogenetic implications. – American Journal of Botany 86(10): 1391–1405.
Plant Fossil Names Registry Number: PFN003560
Lycostrobus chinleanus sp. nov.
Daugherty, L. H. (1941): The Upper Triassic flora of Arizona. Publications of the Carnegie Institution of Washington: 1–108.
Plant Fossil Names Registry Number: PFN003559
Equicalastrobus gen. nov.
Grauvogel-Stamm, L. & Ash, S. R. (1999): “Lycostrobus” chinleana, an equisetalean cone from the Upper Triassic of the southwestern United States and its phylogenetic implications. – American Journal of Botany 86(10): 1391–1405.
Plant Fossil Names Registry Number: PFN003541
Myricoxylon unalakkemikii sp. nov.
Çelik, H. (2025): A new fossil wood species from Galatian Volcanic Province (Anatolia): Myricoxylon unalakkemikii Çelik sp.nov. – Forestist 75(1): 1–7.
Plant Fossil Names Registry Number: PFN003503
Classostrobus amealensis sp. nov.
Tekleva, M. V., Mendes, M. M., Kvaček, J., van Konijnenburg-van Cittert, J. H. A. & Heřmanová, Z. (2026): The microsporangiate cone Classostrobus amealensis sp. nov. with in situ pollen from the Lower Cretaceous (lower Hauterivian) of Portugal: pollen ultrastructure and implications for frenelopsid species diversity. – Cretaceous Research 181: 106315 (1–17).
Plant Fossil Names Registry Number: PFN003490
Trimeriantha monopolyada sp. nov.
Wu, X., von Balthazar, M., Grímsson, F., Ulrich, S., López Martínez, A., Heřmanová, Z., Kvaček, J. & Schönenberger, J. (2026): Trimerous flowers with a unique set of flower and pollen traits from the Late Cretaceous of Southern Bohemia (Czech Republic). – New Phytologist 251(4): 2266–2283.
Plant Fossil Names Registry Number: PFN003489
Trimeriantha gen. nov.
Wu, X., von Balthazar, M., Grímsson, F., Ulrich, S., López Martínez, A., Heřmanová, Z., Kvaček, J. & Schönenberger, J. (2026): Trimerous flowers with a unique set of flower and pollen traits from the Late Cretaceous of Southern Bohemia (Czech Republic). – New Phytologist 251(4): 2266–2283.