Saportanthus brachystemon E.M.Friis, P.R.Crane et K.R.Pedersen

Plant Fossil Names Registry Number: PFN002007


Authors: E. M. Friis, P. R. Crane & K. R. Pedersen

Rank: species

Genus: Saportanthus E.M.Friis, P.R.Crane et K.R.Pedersen

Reference: Friis, E. M., Crane, P. R. & Pedersen, K. R. (2017): Saportanthus, an extinct genus of Laurales from the Early Cretaceous of Portugal. – International Journal of Plant Sciences 178(8): 650–672.

Page of description: 655

Illustrations or figures: figs 6–10


Holotype S174324, Palaeobotanical Collections, Department of Palaeobiology, the Swedish Museum of Natural History, Stockholm, Sweden
Figures: figs 6A, 9B, I

Note: Holotype from the sample Vale de Água 215.

Paratypes: S101336, S101338–S101347, S105915, S174852 (sample Vale de Água 19), S101286–S101288, S101295, S101296, S101324, S101326–S101331, S101334, S174327, S174787 (sample Vale de Água 141), S174323 (sample Vale de Água 215), S174493, S174842, (sample Vale de Água 300), S174436, S174843 (sample Vale de Água 328), S174775, S174844 (sample Vale de Água 329), S174173 (sample Vale de Água 363), S125007, S125008, S153501, S174334, S174335, S174845 (sample Vale de Água 364), S135456, S175457 (sample Vale de Água 383), S174788 (sample Vale de Água 384), S174163, S174786, S174846, S174847 (sample Vale de Água 408).

Original diagnosis/description

Tepals six to eight, broadly triangular. Stamens six to 10, up to 0.55 mm long, up to two times longer thanwide. Pollen dicolpate and trichotomocolpate. Carpels two to three. Ovary wall thick. Ventral-lateral bundles broadly horseshoe shaped near top of ovary, thinner further down. Ovary wall glabrous. Fruit with one to three seeds.


From the short stamens (Greek brachys [short] and stemon [stamen]).


Cretaceous, Lower Cretaceous
basal part of the Figueira da Foz Formation (late Aptian-early Albian)


Vale de Água (39°37′15″N, 08°51′30″W)

Plant fossil remain

macro- and meso-fossils-embryophytes except wood


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