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 → Hylocomium
| Taxon name | Status | Median (n) |
| Hylocomium brevirostre var. cavifolium (S. Lac.) Nog. | Accepted | 6 |
| Hylocomium flagellare (Schimp.) Kindb. | Accepted | 8 |
| Hylocomium pyrenaicum (Spruce) Lindb. | Accepted | 12 |
| Hylocomium splendens (Hedw.) Schimp. | Accepted | 11 |
| Hylocomium umbratum (Ehrh.) Schimp. | Synonym of Hylocomiastrum umbratum (Ehrh.) M. Fleisch. | 7 |
| Hylocomium cavifolium S. Lac. | Synonym of Hylocomium brevirostre var. cavifolium (S. Lac.) Nog. | 6 |
| Hylocomium splendens None | Synonym of Hylocomium splendens (Hedw.) Schimp. | 11 |