J.P. de Clairville, Man. Herbor. Suisse. 1811 page(s): 231 [details]
Note [Switzerland] "Les alpes et Jura"
From other sources
Type material [Switzerland] "Les alpes et Jura" [details]
Compositae Working Group (CWG) (2021). Global Compositae Database. Sonchus alpestris Clairv.. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1212943 on 2024-05-03