Senecio squalidus Linnaeus, Species Plantarum 2: 869. 1753.

"Habitat in Europa australi." RCN: 6289.

Lectotype (Alexander & Mill in Jarvis & Turland in Taxon 47: 366. 1998): Herb. Linn. No. 996.33 (LINN) .

Current name: Senecio squalidus L. ( Asteraceae).

Note: Although Alexander (in Notes Roy. Bot. Gard. Edinburgh 37: 396. 1979) noted the existence of 996.33 (LINN), he did not designate it as type.

Abbott & al. (in Watsonia 23: 123-137. 2000) provide evidence for the hybrid origin of this taxon.