This page is used to feature mushrooms that are prevalent for the particular time of the year or, during
the winter months, to feature some of the less desirable or hard to find mushrooms.
To see some of our
previous stars follow this link to an index of previously featured
February's Mushroom of the Month
Tyromyces chioneus:the White Cheese
Credit: James K. Lindsey
This soft, white bracket-shaped polypore is quite
Although it is a fleshy polypore with a fragrant odor,
it tastes like soap and thus is not edible.
This is a very common polypore in both summer and
fall in Michigan
The soft watery, hairy to smooth cap ranges from ½ to 4
inches (1.25 to 10 cm.)
wide and ¾ to 3 inches (1.875 to 7.5 cm.) wide.
The white, watery flesh ranges from ½ to 1 ½
inches (1.25 to 3.75 cm.) thick. Fresh specimens are
white and watery yellowing with age.
The caps are smooth to slightly hairy or even
The odor is quite fragrant, a distinguishing
feature that helps to identify this polypore from other
white members of the genus Tyromyces.
The white pores that yellow with age are circular
to angular with age.
The stemless mushrooms grow predominantly on dead
hardwood though occasionally they can be found on dead
The season is July through November.
The spore print is white.
Photo Credit: James K. Lindsey