Lactarius subvernalis var. cokeri
This mushroom exhibits a dizzying degree of cap color and color pattern
variation.  Luckily, it has other telling features that help in identification.
The flesh of Lactarius subvernalis var. cokeri undergoes a color change
when exposed to air; this specimen changed from white to pink in two
minutes and from pink to reddish-pink in fifteen minutes.
When cut, Lactarius subvernalis var. cokeri will
exude a white milky latex that does not change
color, although the area cut will change to pinkish.
Another feature of this milk cap that can vary
is
gill attachment, sometimes appearing
adnate and sometimes decurrent.
These microscopic cells
(cheilocystidia) appear on the gill
edges of
Lactarius subvernalis var.
cokeri
.
See Lactarius subvernalis var. cokeri at
MushroomExpert.Com