Heterospory -- spores of two distinct sexes produced by the same plant (Selaginella genus) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / NOBLE PROCTOR |
Taille de l’image : | 3856 px × 2550 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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