Nutation (botany) flowers to open or close by movements which resemble the simple nutation of dorsiventral organs. Thus, the tulip, crocus, and other vernal flowers are very sensitive to changes in temperature. The crocus can perceive a change of 0.5°C (0.9°F), and will respond to a change of 20°C (36°F) in two minutes. Nutation (botany) Nutation is the bending movements executed by some plant organs, such as stems, leaves, roots, etc., by which the part is inclined successively in various directions. Nutations are due to the unequal rate of growth of different sides of the organ, an inequality which, so far as
New Journal of Botany New Journal of Botany The New Journal of Botany is a triannual peer-reviewed scientific journal covering research on the native flora of Northern and Western Europe, including population and conservation biology, ecological genetics, autecological, physiological, and phenological studies, plant/animal interactions, and plant biochemistry. It was established in 1949 as Watsonia, with the subtitle "Journal & Proceedings of the Botanical Society of the British Isles". It was named after the eighteenth-century British botantist Hewett Watson. The journal obtained its current title in 2011 with volume numbering restarting at 1. The journal is published by Maney Publishing on behalf of the Botanical