Nomenclatural acts

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: 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: 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: 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: 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: PFN003483
Ripogonum marambio sp. nov.
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.

Plant Fossil Names Registry Number: PFN003482
Taeniopteris crispissima sp. nov.
Dusén, P. K. H. (1908): Über Die Tertiare Flora der Seymour Insel. Lithographisches Institut des Generalstabs Stockholm: 27 pp.

Plant Fossil Names Registry Number: PFN003481
Potamogeton crispissima comb. nov.
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.