Compositae Working Group (CWG) (2021). Global Compositae Database. Machaeranthera canescens subsp. ziegleri Munz. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1219188 on 2024-08-24
original description(1969). Aliso 7: 65. 1969 page(s): 65-66 [details]
From other sources
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Machaeranthera canescens (Pursh) A. Gray ssp. ziegleri Munz [Preliminary Checklist of North American Compositae] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Aliso 7(1): [Tropicos] [details] LSID urn:lsid:compositae.org:names:9ED4F3E6-304C-4281-95BB-5FB493203EDC [details]