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CCDB → Bryophytes → Polytrichaceae → Polytrichastrum → Pogonatum alpinum (Hedw.) Röhl.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Pogonatum alpinum (Hedw.) Röhl. | Polytrichastrum alpinum (Hedw.) G. L. Sm. | 7 | Cave1959 | Anderson & Orum 1968 |