Project Gutenberg 2004-05-01 Public domain in the USA. 244 Darwin, Charles 1809 1882 Darwin, Charles Robert Darwin, Francis, Sir 1848 1925 Darwin, Sir Francis The Power of Movement in Plants Sue Asscher "The Power of Movement in Plants" by Charles Darwin, assisted by Francis Darwin, is a scientific publication written in the late 19th century. This work delves into the intricate movements of various plant parts, specifically focusing on how they adapt and respond to their environment through mechanisms such as circumnutation and geotropism, which illustrate the complexity of plant behavior often compared to animal movement. The opening of the book provides a detailed introduction to the concept of circumnutation—the circular or spiral movements made by the tips of plants during growth. Darwin explains the various conditions under which these movements can be observed, and he introduces specific plant examples. In the first chapter, he begins with the circumnutating movements of seedlings, describing experiments involving the radicles, hypocotyls, and cotyledons of Brassica oleracea and other species. Through observations and detailed descriptions of their movements, Darwin lays the groundwork for understanding the mechanisms governing plant movement and responses to stimuli such as gravity and light. This detailed examination sets the stage for the subsequent chapters, which will explore similar characteristics in various plants. (This is an automatically generated summary.) Reading ease score: 66.1 (8th & 9th grade). Neither easy nor difficult to read. en Botany Plants -- Irritability and movements Geotropism QK Text Botany Category: Science - Biology 1229944 2025-07-03T04:51:02.930871 text/html 1232680 2022-09-11T01:51:49 text/html 482250 2025-07-03T04:51:15.630250 application/epub+zip 494240 2025-07-03T04:51:06.474790 application/epub+zip 469418 2025-07-03T04:51:05.028803 application/epub+zip 914396 2025-07-03T04:51:22.613212 application/x-mobipocket-ebook 886712 2025-07-03T04:51:14.765291 application/x-mobipocket-ebook 847185 2022-09-11T03:00:30.435861 application/x-mobipocket-ebook 1173833 2025-07-03T04:51:02.096853 text/plain; charset=us-ascii 1173582 2022-09-11T01:57:07 text/plain; charset=us-ascii 19628 2025-07-03T04:51:22.747228 application/rdf+xml 16879 2025-07-03T04:51:05.551779 image/jpeg 4243 2025-07-03T04:51:05.289864 image/jpeg 370319 2022-09-11T01:57:53 application/octet-stream application/zip 379938 2022-09-11T01:58:21 application/octet-stream application/zip 461959 2025-07-03T04:51:03.006792 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://book.klll.cc/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog en.wikipedia en.wikipedia