Russula subgraminicolor Murrill
Differs from other green russulas in not having a cracked or crustose cap. Can be fairly large, blue-green to olive-green with a paler striate margin. Fibrillose pellicle becomes smooth with age and peels half-way or more toward the center. Gills are whitish to cream colored, broad, well-spaced and forked at stem apex. Stem is white. Cream to pale yellowish spore print. Can be found under oaks in summer and autumn. Mild taste. Edible. It is in the Russulaceae family of the Russulales.