Alexander flowers. Light micrograph of a section through a cluster of alexander flowers (Smyrnium olusatrum). Seen here are cross-sections of the central umbels and longitudinal sections of the outer umbels. An umbel is a cluster of flowers that consists of a number of short flower stalks (pedicels) spreading upwards and outwards from a common point,similar to an umbrella's spokes. Magnification: x14 when printed 10 centimetres tall | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wheeler, Dr. Keith |
Bildgröße: | 6194 px × 4535 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |