S: (n) Hygrophorus borealis (a fungus with a white convex cap and arcuate white gills and a stalk that tapers toward the base)
S: (n) Hygrophorus caeruleus (a fungus with a broadly convex cap that is cream color with a tint of blue over the margin; waxy gills are bluish green to blue-grey; a short stalk tapers abruptly at the base)
S: (n) Hygrophorus inocybiformis (a fungus with a drab squamulose cap and grey-brown squamules over the white background of the stalk and waxy grey-white gills)
S: (n) Hygrophorus kauffmanii (a fungus with a slightly viscid cap; cap and gills are reddish brown and the stalk is grey)