| Carduus amplexicaulis (synonym) |
|
| Sonchus angustissimus H.Lindb. (synonym) |
|
| Sonchus asper Hall ex G.Gaertn., B.Mey. & Scherb. (synonym) |
|
| Sonchus australis Hort. ex Trev. (synonym) |
|
| Sonchus ciliatus Lam. (synonym) |
|
| Sonchus fabrae Sennen (synonym) |
|
| Sonchus glaber Gilib. (synonym) |
|
| Sonchus gracilis Phil. (synonym) |
|
| Sonchus gracilis Sennen (synonym) |
|
| Sonchus lacerus Willd. (synonym) |
|
| Sonchus laevis camer. ex Sch.Bip. (synonym) |
|
| Sonchus laevis Vill. (synonym) |
|
| Sonchus longifolius Trev. (synonym) |
|
| Sonchus macrotus Fenzl (synonym) |
|
| Sonchus mairei H.Lév. (synonym) |
|
| Sonchus pallescens Panc. (synonym) |
|
| Sonchus parviflorus Lej. ex Rchb. (synonym) |
|
| Sonchus reversus E.Mey. ex DC. (synonym) |
|
| Sonchus rivularis Phil. (synonym) |
|
| Sonchus roseus Bess. ex Spreng. (synonym) |
|
| Sonchus royleanus DC. (synonym) |
|
| Sonchus runcinatus (Fiori) Zenari (synonym) |
|
| Sonchus schimperi (synonym) |
|
| Sonchus schmidianus K.Koch (synonym) |
|
| Sonchus spinulifoius Sennen (synonym) |
|
| Sonchus subbipinnatifidus (Guss.) Zenari (synonym) |
|
| Sonchus sundaicus Blume (synonym) |
|
| Sonchus tenerrimus Schur (synonym) |
|
| Sonchus umbellifer Thunb. (synonym) |
|
| Sonchus zacinthoides DC. (synonym) |
|
