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

Deer Fern Spore

This plane of focus shows the colpus (fissure) on the concave side of the grain.

Transmitted Oblique Off Circular Polarized Light Illumination


Deer Fern, Blechnum spicant, is found in moist, maritime Northwest forests of North America and occasionally inland.

Significance in the Environment

The spores and sporangia are released in June to August.

Characteristic Features

Associated Particles

Mickel, John T., 1979. HOW TO KNOW THE FERNS AND FERN ALLIES, Dubuque, Iowa. Wm. C. Brown.