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CCDB → Angiosperms → Compositae → Sonchus → Sonchus laevigatus Willd.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Sonchus laevigatus Willd. | Sonchus fruticosus L. | 18(1) | Asteracea | Stebbins et al. 1953 Univ. Calif. Publ. Bot. | |||
| Sonchus laevigatus Willd. | Sonchus fruticosus L. | 18 | Fedorov, 1974 | Stebbins et al. 1953 |