CCDB → Angiosperms → Compositae → Sonchus → Sonchus asper Hall ex G. Gaertn. & B. Mey. & Scherb.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Sonchus asper Hall ex G. Gaertn. & B. Mey. & Scherb. | Sonchus oleraceus (L.) L. | 18 | flora of NW Europe | http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=3910 | ||
| ! | Sonchus asper Hall ex G. Gaertn. & B. Mey. & Scherb. | Sonchus oleraceus (L.) L. | 18 | Darlington, 1955 | Stebbins et al. 1953 |