Literature references
1 literature reference for Betula obscura Kotula ex Fiek:
| Author: | Kotula ex Fiek |
|---|---|
| Year: | 1888 |
| Title: | – |
| Source: | In: Jahresber. Schles. Ges. Vaterl. Cult. 65: 314 |
1 literature reference for Betula obscura Kotula ex Fiek:
| Author: | Kotula ex Fiek |
|---|---|
| Year: | 1888 |
| Title: | – |
| Source: | In: Jahresber. Schles. Ges. Vaterl. Cult. 65: 314 |