The lobes are folded, compact, scattered, and elevated, with a light brown color, and their margins are turned inward, wrinkled, and somewhat crenate (scalloped) and nearly closed.

It is distinguished by its distinct appearance, closely resembling Parmelia physodes var.

She designated as lectotype one of the specimens originally collected by Gotthilf Henry Ernest Muhlenberg, and kept at the Acharius Herbarium (H-ACH), at the Botanical Museum of the Finnish Museum of Natural History.

[4] Imshaugia placorodia has a pale gray thallus comprising narrow lobes measuring 0.5–1.5 mm wide.

[1] In Mexico, it is found in the Northwest part of the country to its Central Volcanic Belt.