Sonchus oleraceus L., 1753

🇬🇧 Smooth Sow-thistle

🇫🇷 Laiteron lisse, Laiteron maraîcher, Laiteron potager

Taxonomy

Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Superasterids
Clade: Asterids
Clade: Campanulids
Order: Asterales
Family: Asteraceae
Subfamily: Cichorioideae
Tribe: Cichorieae
Subtribe: Hyoseridinae
Genus: Sonchus
Species: Sonchus oleraceus

Presence

Present.

Conservation status

Red List (Metropolitan France): LC Least Concern

Notes

Possible confusion with S. asper (L.) Hill, 1769, whose cauline leaves have thorny margins, while those of S. oleraceus have margins with little to no thorns.

Hybridizes with S. asper (L.) Hill, 1769 to produce S. × clujensis Nyár., 1965, P (het. syn. S. × rotundilobus Popov ex Kovalevsk., 1962).

Photographs

img/sonchus-oleraceus.webp — *Sonchus oleraceus*

img/sonchus-oleraceus-6.webp — *Sonchus oleraceus*

img/sonchus-oleraceus-2.webp — *Sonchus oleraceus*

img/sonchus-oleraceus-3.webp — *Sonchus oleraceus*

img/sonchus-oleraceus-4.webp — *Sonchus oleraceus*

img/sonchus-oleraceus-5.webp — *Sonchus oleraceus* - Cauline leaf

Sources

Tison, J.M., & de Foucault, B. (2014). Flora Gallica : Flore de France (p. 76). Biotope.