Regular postcard Armillaria, 100 x 150

Armillaria is a genus of fungi that includes the A. mellea species known as honey fungi that live on trees and woody shrubs. It includes about 10 species formerly categorized summarily as A. mellea. Armillarias are long-lived and form the largest living organisms in the world. The largest known organism (of the species Armillaria ostoyae) covers more than 3.4 square miles (8.8 km2) in Oregon's Malheur National Forest and is between 1900 and 9600 years old. Some species of Armillaria display bioluminescence, resulting in foxfire.

Material: white matte thick paper of different grades.The full-color picture is printed typographically on the front side.The back side is marked up for writing the address with a place left for a postage stamp.Postcards can be sent by mail in an envelope or without it, with a previously pasted stamp and the delivery address.