Compositae Working Group (CWG) (2025). Global Compositae Database. Malacothrix tenuifolia (Nutt.) Torr. & A.Gray. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1202261 on 2025-07-02
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Nutt.) Torr. & A. Gray [Cichorieae Portal] (Nutt.) Torr. & A. Gray [Preliminary Checklist of North American Compositae] Torr. & A. Gray [Tropicos] Torr. & A.Gray [IPNI] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Malacothrix tenuifolia (Nutt.) Torr. & A. Gray [Cichorieae Portal] Malacothrix tenuifolia (Nutt.) Torr. & A. Gray [Preliminary Checklist of North American Compositae] Malacothrix tenuifolia Torr. & A. Gray [Tropicos] Malacothrix tenuifolia Torr. & A.Gray [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record A Flora of North America: containing . . . 2: [Tropicos] Torr. & A. Gray, Fl. N. Amer. 2. 1843 [Cichorieae Portal] [details] LSID urn:lsid:compositae.org:names:C667725B-4271-4736-949A-C13394E576EB [details] Taxonomy Feb 1843 [details] Type material [USA, California] "St. Barbara, on the mountains near the town." [details]