[1] It was originally described in 2014 by the mycologists Ilkka Kytövuori, Kare Liimatainen, Tuula Niskanen and Balint Dima who classified it as Cortinarius cruentipellis.

[2] In 2022 the species was transferred from Cortinarius and reclassified as Phlegmacium cruentipellis based on genomic data.

[3] The cap of the mushroom is hemispherical to convex, measuring 3–7.5 cm (1.2–3.0 in) in diameter.

[2] The specific epithet cruentipellis refers the blood red droplets in the cap cuticle.

[2] It is found in northern Europe—Estonia, Denmark, Norway, and Sweden—where it grows on the ground in temperate and hemiboreal forests dominated by hazel and oak trees, and also in wooded pastures and parks.