This well-preserved hardcover is near fine, no marks, pages are tight and unmarked, the book is tight, square, and unmarked. Botany: Plant Biology and Its Relation to Human Affairs is a comprehensive textbook co-authored by Jean H. Langenheim and Kenneth V. Thimann. The book provides an in-depth exploration of plant biology, emphasizing the intricate relationships between plants and human activities. Jean H. Langenheim was a pioneering plant ecologist and a trailblazer for women in science. Her interdisciplinary research spanned plant ecology, paleobotany, and ethnobotany across five continents. Notably, she was the first female faculty member in the natural sciences at the University of California, Santa Cruz. Kenneth V. Thimann was a distinguished plant physiologist celebrated for his groundbreaking research on plant hormones, particularly auxins. His work significantly advanced our understanding of plant growth and development. This textbook remains a valuable resource for students and researchers seeking a deeper understanding of plant biology and its vital role in human affairs.