Taxonomy Fernald referred to "Harpalium rigidum Cass." as the basionym (bibliographic error).
Taxonomy Fernald referred to "Harpalium rigidum Cass." as the basionym (bibliographic error). [details]
Compositae Working Group (CWG) (2021). Global Compositae Database. Helianthus laetiflorus var. rigidus Fernald. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1232466 on 2024-10-24
original description(1946). Rhodora 48 page(s): 79 [details]
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Cass.) Fern. [Preliminary Checklist of North American Compositae] (Cass.) Fernald [Tropicos] (Desf.) Fernald [IPNI] [details] Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Harpalium rigidum Cass. [Tropicos] Helianthus rigidus Desf. [IPNI] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Helianthus ×laetiflorus Pers. var. rigidus (Desf.) Fernald [IPNI] Helianthus laetiflorus Pers. var. rigidus (Cass.) Fern. [Preliminary Checklist of North American Compositae] Helianthus laetiflorus var. rigidus (Cass.) Fernald [Tropicos] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Rhodora 48(568): [Tropicos] [details] LSID urn:lsid:compositae.org:names:A1452B1B-5083-4E62-951B-8AC23EB8C973 [details] Taxonomy Fernald referred to "Harpalium rigidum Cass." as the basionym (bibliographic error). [details]