Platanocarpus marylandensis E.M.Friis, P.R.Crane et K.R.Pedersen
Plant Fossil Names Registry Number: PFN002772
Act LSID: urn:lsid:plantfossilnames.org:act:2772
Genus: Platanocarpus E.M.Friis, P.R.Crane et K.R.Pedersen
Page of description: 16
Illustrations or figures: fig. 2, pl. 9, figs 1–7
Name is type for
Holotype PP34576, Paleobotanical Collections, Department of Geology, The Field Museum, Chicago, Illinois, USA
Figures: pl. 9, fig. 1
Pistillate inflorescence sessile on a long axis. Inflorescence composed of about 100 closely spaced flowers. Each flower consists of five carpels surrounded by several layers of linear to spatulate, membranous tepals. Inner tepals about as long as the carpels. Outer tepals typically less than half the length of the carpels. Carpels narrow, obtriangular in outline, with a peltate to pyramidal swelling at the apex.
From the State of Maryland, USA, where the fossils were collected.
Cretaceous, Lower Cretaceous, Albian
Patapsco Formation (Potomac Group); Late Albian
West Brothers clay pit, Maryland
Plant fossil remain
macro- and meso-fossils-embryophytes except wood