Billbergia pollen. Coloured scanning electron micrograph (SEM) of a pollen grain of Billbergia nutans,a Brazilian house plant known as Queen's Tears or Angel's Tears. It is a member of the pineapple family Bromeliaceae. The pollen grain has a deep furrow running along its length,out of which the pollen tube grows upon germination. The shape and lace-like structure of this pollen grain makes it a unique identifying feature for this plant species. Magnification: x875 at 6x6cm size | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Burgess, Dr. Jeremy |
Taille de l’image : | 4148 px × 4211 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |