Pansy petal. Coloured scanning electron micrograph (SEM) of the surface of a pansy flower petal (Viola tricolor). The petal is covered in tiny epidermal hairs known as trichomes. The petals of insect- pollinated plants are usually brightly- coloured and are often scented. A pollen grain (centre left) from an unidentified plant is also seen. Pollen contains a plant's male sex cells. Magnification: x420 at 6x7cm size | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Nishinaga, Susumu |
Bildgröße: | 3017 px × 3720 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |