(1) Istituto di Botanica e Fisiologia Vegetale, Via Orto Botanico 15, I-35100 Padov, Italy;(2) Istituto di Statistica, Università di Padova, I-35100 Padova, Italy
Abstract:
The exine architecture and some quantitative parameters (polar and equatorial axes and their ratio) of pollen grains allow a clear discrimination between groups of Mediterranean oak species. For the differentiation of species within groups only the quoted parameters prove useful.