Sprouting sunflower (Helianthis sp.) seedlings. The hypocotyl (green shoot) has extended,pushing the seed coat (cotyledon,top) out of the ground. This type of germination is known as epigeal emergence | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Percival, Steve |
Taille de l’image : | 3500 px × 5250 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |