The white, hollow stalk is 3-6 inches long, 3/8-3/4 inches thick.
Alcohol Inky Cap Split Lengthwise
Note the gills blackening from the bottom up, and the hollow stalk.
A faint ring near the stalk's base soon disappears.
Alcohol inky caps grow clustered, in wood chips and grass, throughout North America (and much of the temperate world), from spring to fall in the east, late fall to early spring in California.
Alcohol Ink Caps Emerging
Note how tightly these mushrooms are clustered.
It's a good edible in soups, stews, and sauces. Use it the day you collect it, while it's still fresh and the gills are still white, before it begins to turn into ink.
Alcohol Ink Cap Cluster
Young, emerging alcohol inkies with white gills like these are the ones to eat.
Caution: Do not consume alcohol for a day or 2 after eating this mushroom. It sometimes contains a substance that prevents your body from detoxifying alcohol.