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CCDB → Angiosperms → Poaceae → Festuca → Festuca × duernsteinensis Vetter
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Festuca × duernsteinensis Vetter | Festuca × duernsteinensis Vetter | 28 | IPCN online | Smarda. 2005. Ploidy level variability of some central European fescues (Festuca subg.) (Festuca, Poaceae). Biologia (Bratislava) 60(1): 25–36. |