A new Pennsylvanian pollen organ from northwestern Missouri with affinities in the Lyginopteridales

Autor: Serbet, Rudolph, Hageman, Scott, Hoffman, Brian L., Taylor, Thomas N., Taylor, Edith L.
Zdroj: In Review of Palaeobotany and Palynology November 2016 234:136-146
Databáze: ScienceDirect