Appearance
With a wingspan of 43–55 mm, "E. hortaria" is one of the larger geometer moths. There are two forms, one being "Dendraria" and the other being "Carbonaria". The Dendraria has a broader median with subterminal lines while the Carbonaria is darker with white edging. The thick bodied caterpillar has a swollen 3rd thoracic segment. The caterpillar is gray to brown with darker markings, faint pinstripes and orange spiracles.
Naming
The species was first described by Johan Christian Fabricius in 1794.
Food
The immature caterpillars can be found feeding on "Magnolia", "Asimina", "Populus", "Sassafras" and "Liriodendron".References:
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