Literature references
1 literature reference for Hieracium nigrescens subsp. pseudofritzei Benz & Zahn:
| Author: | Benz & Zahn |
|---|---|
| Year: | 1902 |
| Title: | – |
| Source: | In: Österr. Bot. Zeitschr. 52: 264 |
1 literature reference for Hieracium nigrescens subsp. pseudofritzei Benz & Zahn:
| Author: | Benz & Zahn |
|---|---|
| Year: | 1902 |
| Title: | – |
| Source: | In: Österr. Bot. Zeitschr. 52: 264 |