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CCDB → Angiosperms → Compositae → Hieracium → Hieracium nigrescens subsp. pseudopetiolatum Zahn
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Hieracium nigrescens subsp. pseudopetiolatum Zahn | Hieracium pseudopetiolatum (Zahn) Roffey | 27 | Hieracium | Stace t al. 1995 | ||
| Hieracium nigrescens subsp. pseudopetiolatum Zahn | Hieracium pseudopetiolatum (Zahn) Roffey | 27(3) | Asteracea | Stace et al. 1997 Opera Bot. |