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.
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.