Cinematographic Studies Carried out on Impatiens, Vicia, Tulipa, Mimosa and Desmodium by W. Pfeffer (1898-1900) | movie | 1900 | Official Trailer
2023-02-07 46 Dailymotion
Plant movements in historical films by Wilhelm Pfeffers: geotropic bending of a horizontal Impatiens glandulifera; germi | dG1fRnRDRkNrUXNCdGc
