This series of books is a translation of Flora Evropeiskoi Chasti SSR, which provides information on the wild and most important cultivated plants growing in the European portion of Russia and its bordering regions. The text describes plant systematics, habitat conditions, range, and chromosome numbers. The series serves as a manual for botanists, agronomists, teachers, students and naturalists. This volume includes descriptions of 30 families of higher plants and information on families Butomaceae and Ruppiaceae.