CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous, please submit new counts, or report erroneous counts.
CCDB → Bryophytes → Hylocomiaceae → Hylocomiastrum
| Taxon name | Status | Median (n) |
| Hylocomium umbratum (Ehrh.) Schimp. | Synonym of Hylocomiastrum umbratum (Ehrh.) M. Fleisch. | 7 |