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CCDB → Angiosperms → Compositae → Hieracium → Hieracium sphaerocephalum Froel.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Hieracium sphaerocephalum Froel. | Hieracium sphaerocephalum Froel. | 36 | IPCN online | Schuhwerk, F. & W. Lippert. 1997. Chromosomenzahlen von Hieracium (Compositae, Lactuceae) Teil 1. Sendtnera 4: 181–206. |