(ofHaplopappus arenarius var. incisifolius I.M.Johnst.)Johnston, I.M. (1924). Expedition of the California Academy of Sciences to the Gulf of California in 1921. The Botany (The Vascular Plants). <em>Proc. Calif. Acad. Sci. ser. 4.</em> 12, 951-1218. page(s): 1190 [details]
Compositae Working Group (CWG) (2025). Global Compositae Database. Machaeranthera incisifolia (I.M.Johnst.) G.L.Nesom. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1111862 on 2025-03-25
original description(ofHaplopappus arenarius var. incisifolius I.M.Johnst.)Johnston, I.M. (1924). Expedition of the California Academy of Sciences to the Gulf of California in 1921. The Botany (The Vascular Plants). <em>Proc. Calif. Acad. Sci. ser. 4.</em> 12, 951-1218. page(s): 1190 [details]
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (I. M. Johnst.) G. L.Nesom [CONABIO] (I.M. Johnst.) G.L. Nesom [Tropicos] [details] Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Haplopappus arenarius Benth. var. incisifolius [IPNI] Haplopappus arenarius var. incisifolius I.M. Johnst. [CONABIO] Haplopappus arenarius var. incisifolius I.M. Johnst. [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Machaeranthera incisifolia (I. M. Johnst.) G. L.Nesom [CONABIO] Machaeranthera incisifolia (I.M. Johnst.) G.L. Nesom [Tropicos] [details] LSID urn:lsid:compositae.org:names:6F57238C-A5CD-428F-A88A-E5632E764666 [details]