About Lactarius subserifluus Longyear
Lactarius subserifluus Longyear is a milk-cap fungus belonging to the genus Lactarius in the order Russulales. This species was first scientifically described by botanist Burton Orange Longyear in 1902, based on collections made in Michigan, United States, where it is found. Its fruitbodies are reddish orange, with a dense stipe that bears a tuft of rust-colored hairs at the base. The latex produced by this fungus is watery and colorless. It grows under hardwood trees, most commonly in stands of oak and hickory. Its spores are spherical or nearly spherical, with dimensions of 6–7.5 by 6–7 μm.