Lactarius frustratus Hesler & A.H.Sm., determined by A. H. Smith
Collector and Date
A.H. Smith 81553 18 Aug 1972
USA, Michigan, Washtenaw: Gorman Lake, Pinckney State Recreation Area 962 ft 42° 21.75' N 84° 2.7' W 42.3625 -84.0450
identification confirmed by Andrew S. Methven, 14 Apr 1994; the indication (in the material cited section following the original description) that Smith 81552 is the [holo]type of Lactarius frustratus is an error. That collection is a paratype.