Tibell, L. 1975: The Caliciales of boreal North America. Symbolae Botanicae Upsalienses. 21.
Provider Properties
Reference Properties
Provider
| Tibell, L. 1975: The Caliciales of boreal North America. Symbolae Botanicae Upsalienses. 21. |
| Tibell, L. 1975: The Caliciales of boreal North America. Symbolae Botanicae Upsalienses. 21. |