On soil in heaths, formerly also present in slightly acidified Mesobromion communities (still present in such habitats in France: Lorr.).

Belgium: Camp.: AR→RR, Brab.: RR (†<1944), Mosan: RR (2006), Ard.: AR, decreasing, Lorr.: RRR (†1976).

Luxembourg: Ard.: RR (†<1900), Lorr.: R (†<1880).

France: Lorr.: RR.

Lit.: La66: 407-410, L11, L12: 81, Mü1: 154, Asperges (1986), Diederich (1986a: 118), Duvigneaud (1944), Schumacker (1965), Vanek (1976).