SCIMAT / SCIENCE PHOTO LIBRARY SCIMAT / SCIENCE PHOTO LIBRARY
Pasque flower (Pulsatilla vulgaris, Ranunculaceae), formerly Anemone pulsatilla, pollen by SEM. Pulsatilla vularis derives its common name of pasque flower from blooming reliably around Easter. It is one of a handful of nonbulb early blooming perennials. Enhanced SEM. Image width: 55.6 micrometers, magnification: 1800x if the image is printed 10 cm wide.
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