Syn.: P. canina var. rufescens (Weiss) Mudd, P. canina var. crispa Kickx

On saxicolous mosses, or terricolous, mostly in dry, well-lit and carbonates-rich habitats, in natural and artificial conditions, very rare at the base of 'dusty' trees; a characteristic species of Xerobromion communities.

Belgium: Mar.: R, Fl.: RR, Camp.: RR, Brab.: R, Mosan: AC-AR, Ard.: R, Lorr.: AR.

Luxembourg: Ard.: R, Lorr.: AR.

France: Mar.: AR, Boul.: RRR, Brab.: RRR, Mosan: RR, Ard.: RRR, Lorr.: R.

Lit.: Boul.: 71, Goffinet et al. (1995: 198-199), Vannerom & Jacques (1999), Vitikainen (1994: 79), Zwaenepoel et al. (1994: 37).