Valvidistemon E.M.Friis, P.R.Crane, K.R.Pedersen, M.M.Mendes et J.Kvaček

Plant Fossil Names Registry Number: PFN002794

Act LSID: urn:lsid:plantfossilnames.org:act:2794

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

Rank: genus

Reference: Friis, E. M., Crane, P. R., Pedersen, K. R., Mendes, M. M. & Kvaček, J. (2022): The Early Cretaceous mesofossil flora of Catefica, Portugal: angiosperms. – Fossil Imprint 78(2): 341–424.

Page of description: 379

Type

Original diagnosis/description

Stamen small with a poorly differentiated base. Anther tetrasporangiate, dithecate. Dehiscence valvate by two laterally hinged vales over each theca. Connective between thecae massive. Apical extension of the connective prominent, only slightly shorter than the anther, globose, overhanging the thecae. Pollen small, semitectate-reticulate.

Etymology

From Greek valvida for valve and stemon for stamen.