This study aims at preparing a recent checklist for the ornamentaland crop plant species and their habitats in Nile Delta and its outskirts. Thelists were analyzed in terms of taxonomic diversity, growth and sex forms,flowering activity, propagation methods, economic potentiality, andnational and global floristic distribution. It aims also at identifying the cropgroups and the environmental factors that govern the gradual change incrop structure. In addition, the herbarium sheets of the collection forcultivated plants in the Nile Delta were prepared and kept in Faculty ofScience Herbarium...