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Photographic gallery.  Thousands of particles under the microscope.
Licorice Fern Spore Under the Microscope

Licorice Fern Spore

Transmitted Oblique Off Circular Polarized Light Illumination


Licorice Fern, Polypodium glycyrrhiza, is found in the Northwest forests of North America and inland along some river valleys. It is often found growing on the moss covered bark side of maple trees.

Significance in the Environment

The spores and sporangia are released in the Spring.

Characteristic Features

Associated Particles


Click here for images of over 15,000 pollens and spores.
Mickel, John T., 1979. HOW TO KNOW THE FERNS AND FERN ALLIES, Dubuque, Iowa. Wm. C. Brown.