Seed morphology of the paleotropical tribe Paropsieae (Passifloraceae, Malpighiales), and paleobotanical implications Author Lagrange, Flavien CR 2 P - Centre de Recherche en Paléontologie - Paris, MNHN - Sorbonne Université - CNRS, 43 Rue Buffon, 75005 Paris, France. flagrange@edu.mnhn.fr Author Martínez, Camila Área de Sistemas Naturales y Sostenibilidad, Universidad EAFIT, Medellín, Colombia. & Center for Tropical Paleoecology and Archaeology, Smithsonian Tropical Research Institute, Panama City, Panama. cmartinez2@eafit.edu.co Author Rio, Cédric Del CR 2 P - Centre de Recherche en Paléontologie - Paris, MNHN - Sorbonne Université - CNRS, 43 Rue Buffon, 75005 Paris, France. cedric.del-rio@mnhn.fr text European Journal of Taxonomy 2024 2024-06-25 943 1 23 https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2583/11761 journal article 298996 10.5852/ejt.2024.943.2583 ea682b89-83a9-4ff0-9c12-ba158b7dc2f8 2118-9773 12548059 Paropsia grandiflora Sleumer Fig. 4M–P Material examined MADAGASCAR • Collines et palteaux calcaires de l’Ankarana du Nord (prov. de Diego-Suarez) ; Jan.– Feb. 1960 ; Humbert 32553 ; P [ P04767592 ] !. Seed description Seeds compressed, 5.3 mm long, 3.0 mm wide and 1.5 mm thick, cordate. The surface is coarsely reticulate and brown, with 6.25 reticulations per mm 2 . The reticulations have an average diameter of 268 µm and a depth of 99 µm. The margin is striate. The apex lacks prominent appendages. The base is obtuse and truncate, with a mucro. The palisade seed coat is 122 µm thick.