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CCDB → Angiosperms → Compositae → Hieracium → Hieracium dubium Hoppe ex Froel.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Hieracium dubium subsp. dubium | Hieracium dubium Hoppe ex Froel. | 36(2) | Asteracea | Schuhwerk ＆ L. 1997 Sendtnera |