
Kinematographische Studien an Impatiens, Vicia, Tulipa, Mimosa und Desmodium von W. Pfeffer (1898-1900)
19404mDocumentary
Plant movements in historical films by Wilhelm Pfeffers: geotropic bending of a horizontal Impatiens glandulifera; germination of Vicia faba; development and flowering in tulip, leaf movement in Mimosa speggazzinii and Desmodium gyrans.



![[plant speech]](https://wsrv.nl/?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw342%2FoXdX1r6KszhF1RzPs6VBQRyi0Q5.jpg&output=webp&q=50&n=-1)












