Contents: Introduction,The history of the microscopical study of the structure of ovules and seeds,The relation between the progress in ovule and seed coat studies and the improvement of the microscope and of botanical microtechnique,The importance of developmental studies for the correct interpretation of mature seed structure,The use of ovule and seed characters in taxonomic and phylogenetic study,Refernces.

Contents: Introduction,The history of the microscopical study of the structure of ovules and seeds,The relation between the progress in ovule and seed coat studies and the improvement of the microscope and of botanical microtechnique,The importance of developmental studies for the correct interpretation of mature seed structure,The use of ovule and seed characters in taxonomic and phylogenetic study,Refernces.