Compositae Working Group (CWG) (2024). Global Compositae Database. Carduus orthocephalus Wallr.. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1097931 on 2024-07-06
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality
From other sources
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Carduus ×orthocephalus Wallr. [Govaerts World Compositae Checklist A-G] Carduus ×orthocephalus Wallr. [IPNI] Carduus ×orthocephalus Wallr. [Preliminary Checklist of North American Compositae] [details] Contributed data: Notes Data only shown for fields conflicting with the consensus taxon record [acanthoides × nutans] [Preliminary Checklist of North American Compositae] [details] LSID urn:lsid:compositae.org:names:B80710BB-A89A-45DD-8808-758151A1B1A0 [details] Taxonomy et in Linnaea, xiv. (1840) 86 [details]