Covering both living and fossil species this book encompasses the distribution, morphology, anatomy, reproductive biology, seed biology, ultrastructure and histochemical studies of the gymnosperms.
Progymnosperms and the origin of gymnosperms; pteridospermales; glossopteridales; caytoniales; cycadales; cycadeoidales; pertoxylales; ginkgoales; czekanowskiales; cordaitales; voltziales; coniferales; ephedrales; gnetales; welwitschiales; forest biotechnology; economic importance.