Lilac flower bud. Light micrograph of a section through a flower bud from a lilac (Syringa vulgaris) tree. The outer layer of the bud consists of eight thick scale leaves (bract,blue-green). Under this are the inner four small foliage leaves (blue-green). In the middle of the bud,the flower is wrapped by a petal and anthers with pollen sacs (brown). The ovules can also be seen (blue). The stems of the bud have vascular bundles (blue and violet). Magnification: x4,when printed 10 centimetres wide | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wheeler, Dr. Keith |
Bildgröße: | 3921 px × 4902 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |