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CCDB → Bryophytes → Bryaceae → Roellia → Roellia roellii (Broth.) A. L. Andrews ex H. A. Crum
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Bryum sandbergii Holz. | Roellia roellii (Broth.) A. L. Andrews ex H. A. Crum | 11 | Cave1963 | Ireland 1963 | |||
| Bryum sandbergii Holz. | Roellia roellii (Broth.) A. L. Andrews ex H. A. Crum | 10+m, | Fritsch1991 | Fritsch, Reinhard. Index to bryophyte chromosome counts. J. Cramer, 1991. by REINHARD FRITSCH |