Spirogyra sp. (Gr. speira,coil & Gr. gyros,twisted) zygnematalean green alga filaments,showing two filaments,focused to the surface of one filament to show the chloroplasts in red auto-fluorescence. Spirogyra forms filaments composed of cells having spiral,ribbon-shaped chloroplasts. One cell wall show green fluorescence. Culture material of the Culture Collection of Algae at the University of Cologne. Microscopic contrast technique : Differential interference contrast. Magnification 370x when printed 10 centimetres wide | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Guenther, Gerd |
Bildgröße: | 5616 px × 3744 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |