Compositae Working Group (CWG) (2025). Global Compositae Database. Sonchus ustulatus Lowe. Accessed at: https://compositae.org/gcd/aphia.php?p=taxdetails&id=1094584 on 2025-04-03
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Lowe in Trans. Cambridge Philos. Soc. 4. 1831 [Cichorieae Portal] Lowe in Trans. Cambridge Philos. Soc. 4. 1831. [Euro+Med] Transactions of the Cambridge Philosophical Society 4: [Tropicos] [details] LSID urn:lsid:compositae.org:names:8EE7617C-26A2-4AD0-94FA-5B5289F307F7 [details] Taxonomy ori:FNA [details] Type material [Portugal, Madeira] "Hab. in rupibus maritimis aridis Maderae" [details]