Pollen morphological diversity in extant and fossil gymnosperms. (In: Ultrastructure of Fossil Spores and Pollen. M.H.Kurmann and J.A.Doyle, editors)
Reference:
Kurmann,M.H. et al. (1994)
Pollen morphological diversity in extant and fossil gymnosperms. (In: Ultrastructure of Fossil Spores and Pollen. M.H.Kurmann and J.A.Doyle, editors) KEW,Bulletin of the Royal Botanic Gardens.Ultrastructure of Fossil Spores and Pollen
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