The following species are recognised in the genus
Mnium: •
Mnium arizonicum J.J. Amann – Arizona calcareous moss •
Mnium blyttii Bruch & Schimp. – Blytt's calcareous moss •
Mnium hornum Hedw. – horn calcareous moss •
Mnium jungermannia L. •
Mnium lycopodioides Schwägr. •
Mnium marginatum (Dicks. ex With.) P. Beauv. – olivegreen calcareous moss •
Mnium spinosum (Voit) Schwägr. – spinosum calcareous moss •
Mnium spinulosum Bruch & Schimp. – largetooth calcareous moss •
Mnium stellare Hedw. – stellar calcareous moss •
Mnium thomsonii Schimp. – Thomson's calcareous moss ==References==