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CCDB → Angiosperms → Compositae → Hieracium → Hieracium × dubium L.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Hieracium × dubium L. | Hieracium × dubium L. | 36, 45(1, 1) | Asteracea | Turesson & T. 1963 Botaniska Notiser |