As classified in WFO snapshot
December 2021
Warning: older classification
subspecies
Syntrichia montana subsp. subcalcicola
This subspecies name was first published in Ist. Bot. Reale Univ. Reale Lab. Crittog. Pavia, Atti 9(2): 197. 1950.
This subspecies name has been reclassified since this snapshot. Its current preferred usage is a synonym .