Fungi, Basidiomycota, Agaricomycotina, Agaricomycetes, Agaricomycetidae, Agaricales, Hygrophoraceae, Hygrophorus
Basidiomycota› Homobasidiomycetes› Tricholomatales› Hygrophoraceae
Synonymy: Limacium penarium (Fr.) Wünsche; Hygrophorus penarius var. barbatulus, Hygrophorus penarius var. fagi, Hygrophorus penarius var. penarius
IF c.n.: Hygrophorus penarius Fr. (1836) 
MB c.n.: = IF c.n.
Spores:
6.4 [7.7 ; 8.1] 9.4 x 4.6 [5.2 ; 5.3] 5.9 µm
Q = 1.3 [1.5] 1.7 ; N = 65 ; C = 95%
Me = 7.9 x 5.2 µm ; Qe = 1.5
BasidiomycotaHomobasidiomycetesTricholomatalesHygrophoraceae