Nomenclatural acts
Plant Fossil Names Registry Number: PFN003671
Acacia oblita sp. nov.
Saporta, L. C. J. G. de (1889): Dernières adjonctions à la flore fossile d'Aix-en-Provence précédées de notions stratigraphiques et paléontologiques appliquées à l'étude du gisement des plantes fossiles d'Aix-en-Provence. 10(1–3): 1–192.
Plant Fossil Names Registry Number: PFN003667
Parvileguminophyllum deperditum comb. nov.
Tosal, A., Mariotti, R., Boura, A. & Denk, T. (2026): Revisiting Oligocene Mimosa and Mimosites leaflets from southwest Europe: taxonomy, palaeobiogeography and palaeoclimate. – Papers in Palaeontology 12(3): e70092 (1–21).
Plant Fossil Names Registry Number: PFN003665
Cruciptera gen. nov.
Manchester, S. R. (1991): Cruciptera, a new Juglandaceous winged fruit from the Eocene and Oligocene of western North America. – Systematic Botany 16(4): 715–725.
Plant Fossil Names Registry Number: PFN003659
Vitis praerotundifolia sp. nov.
Chen, Y. Y., Boura, A., Orliac, M., Lebrun, R. & Del Rio, C. (2026): Vitaceae seed and wood fossils from the Eocene–Oligocene phosphatic fissure fillings of Quercy, southwestern France. – Review of Palaeobotany and Palynology 352: 105637 (1–13).
Plant Fossil Names Registry Number: PFN003658
Vitis quercyensis sp. nov.
Chen, Y. Y., Boura, A., Orliac, M., Lebrun, R. & Del Rio, C. (2026): Vitaceae seed and wood fossils from the Eocene–Oligocene phosphatic fissure fillings of Quercy, southwestern France. – Review of Palaeobotany and Palynology 352: 105637 (1–13).
Plant Fossil Names Registry Number: PFN003652
Frenelopsis oligostomata Romariz designation of lectotype
Mendes, M. M. & Kvaček, J. (2026): New data on the cheirolepidiaceous conifer Frenelopsis oligostomata from the Upper Cretaceous of Esgueira (Aveiro), Portugal. – Review of Palaeobotany and Palynology 354: 105670 (1–10)., page 144, 146
Plant Fossil Names Registry Number: PFN003650
Baravalosphaera operculata sp. nov.
Ersoy, M., Chen, Y. Y., Boura, A., Herrera, F., Manchester, S. R., Orliac, M., Lebrun, R. & Del Rio, C. (2026): Fruits of Anacardiaceae from the early Oligocene of Baraval Quercy locality, southwestern France. – Review of Palaeobotany and Palynology 352: 105606 (1–11).
Plant Fossil Names Registry Number: PFN003643
Thalassites parkavonensis sp. nov.
Benzecry, A. & Brack-Hanes, S. D. (2008): A new hydrocharitacean seagrass from the Eocene of Florida. – Botanical Journal of the Linnean Society 157(1): 19–30.
Plant Fossil Names Registry Number: PFN003641
Thalassites gen. nov.
Benzecry, A. & Brack-Hanes, S. D. (2008): A new hydrocharitacean seagrass from the Eocene of Florida. – Botanical Journal of the Linnean Society 157(1): 19–30.
Plant Fossil Names Registry Number: PFN003634
Electrophycus astroplethus sp. nov.
Poinar, G. O. & Brown, A. E. (2021): A green algae (Chaetophorales: Chaetophoraceae) in Burmese amber. – Historical Biology 33(3): 323–327.
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.