Fraxinus excelsior, weeping ash pollen
Scanning electron microscope picture of a weeping ash pollen grain (x 1500), as seen from above, with three furrowed apertures (trizonocolporate) arranged around the middle and a characteristic reticulate surface
Picture No
10704397
Media ID
47560669
Size
3963px x 4434px
(11.5MB)
Credit
Mary Evans / Natural History Museum
Source
Photograph from the Natural History Museum Collection
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