Oxalis corniculata L., 1753

Common names

🇬🇧 Procumbent Yellow-sorrel
🇫🇷 Trèfle oseille à fleurs jaunes, Fausse oseille

Taxonomy

Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Superrosids
Clade: Rosids
Clade: Fabids
Order: Oxalidales
Family: Oxalidaceae
Subfamily: Oxalidoideae
Genus: Oxalis
Species: Oxalis corniculata

Presence

Introduced.

Conservation status

Red List (Metropolitan France): LC Least Concern

Notes

Possible confusion with O. stricta L., 1753, which has green leaves with a non-dilated petiole, while O. corniculata has green or purplish-green leaves with a petiole that is dilated at its base.

Possible confusion with O. dillenii Jacq., 1794, which has very hairy, gray-looking seed capsules.

The following infraspecific taxa are accepted:

O. corniculata var. atropurpurea Planch., 1857, I (het. syn. O. corniculata subsp. purpurea (Parl.) Arcang., 1882);
O. corniculata var. corniculata L., 1753, I.