This morel has a round, oval, or conical cap 3/8 to 1-3/8 inches across and 5/8 to 1-3/8 inches high. It's margin is often tucked inward.
The widely spaced, uneven, mostly longitudinal ridges are whitish tan, blackening with age.
The uneven pits, often vertically elongated, are dark brown to beige, blackening with age.