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In this month's installment of Field Notes Scott Bowe of Kemp Station discusses Lichens in Wisconsin’s forests, a fascinating organism commonly overlooked. There are many things in our environment that we don’t really see. It’s not that we are ignoring them on purpose, but they just blur into the background. If you are driving, you will pass dozens of utility poles without a second glance, they are part of the background. A group of fascinating organisms that fall into this same background blur are called lichens . In the Northwoods, you will find them on almost every tree and bolder. You will even find them growing on your house roof and siding. From my window, I can see many lichen examples that range in color from green to white and range in size from a pea to a basketball. What are lichens? They are not animals, even though the ones on trees may have bark! And, they don’t fit into the traditional definition of a plant. Lichens are a symbiotic combination of two or sometimes three |