Lactarius trivialis 

Lactarius trivialis.21
Lactarius trivialis.20

"Common Milk Cap”, Viscid brownish-lilac cap and stem. Cream gills becoming ochre and somewhat decurrent. Viscid, thick stipe, concolorous with cap, becoming hollow and water-logged. Abundant latex mild, then acrid drying gray-green on the gills.  Under conifers and birches at higher elevations. Spores pale yellow.  Edible.