Dictyozonia E.M.Friis, P.R.Crane et K.R.Pedersen

Plant Fossil Names Registry Number: PFN000522

Act LSID: urn:lsid:plantfossilnames.org:act:522

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

Rank: genus

Reference: Friis, E. M., Crane, P. R. & Pedersen, K. R. (2019): The Early Cretaceous mesofossil flora of Torres Vedras (NE of Forte da Forca), Portugal: a palaeofloristic analysis of an early angiosperm community. – Fossil Imprint 75(2): 153–257.

Page of description: 121

Type

Original diagnosis/description

Stamen tetrasporangiate. Pollen small, almost circular in equatorial outline, monocolpate. Colpus extending for the full length of the grain. Exine semitectatereticulate in the equatorial region, psilate to psilatepunctate in polar regions. Pollen columellate, reticulum heterobrochate grading into the psilate regions near the poles.Muri smooth with a slightly rounded profile, supported by short, scattered columellae. Colpus margin distinct. Colpus
membrane verrucate.

Etymology

From Greek diktyotó for reticulum and zoni for belt or girdle referring to the reticulate equatorial band of the pollen grains