Lactarius repraesentaneus Lactarius repraesentaneus Lactarius repraesentaneus, commonly known as the northern bearded milkcap, the northern milkcap, or the purple-staining milkcap, is a species of fungus in the Russulaceae family. It has a northerly distribution, and is found in temperate regions of North America and Europe, associated with spruce trees. Distinguishing features of its fruit body include the large orange-yellow cap up to wide, cream to pale yellow gills, and a yellow coarsely-pitted stem that is up to long and thick. Cut fruit bodies ooze a white latex that will stain mushroom tissue lilac to purple. Several chemicals have been isolated and identified
Fred Shank Park. Fred Shank Fred Ross Shank II (October 11, 1940 – January 24, 2015) was the Director of the Center for Food Safety and Applied Nutrition of the Food and Drug Administration for nearly ten years before he became Senior Advisor to the Commissioner for External Academic Affairs in January 1998. Before joining FDA in 1978, Shank performed program evaluations and served as a nutrition specialist with the Food and Nutrition Service for domestic food assistance programs at the U.S. Department of Agriculture. Shank earned his doctorate in nutrition at the University of Maryland, College Park. He has authored or