Ferocactus gracilis (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ferocactus gracilis" in German language version.

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1iucnredlist.org

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archive.org

Howard E. Gates: Four new species of Ferocactus from Lower California, Mexico. In: Cactus and Succulent Journal. Band 4, Nr. 8, Los Angeles 1933, S. 323–324 (online).

iucnredlist.org

apiv3.iucnredlist.org

Ferocactus gracilis in der Roten Liste gefährdeter Arten der IUCN 2020-3. Eingestellt von: León de la Luz, J.L., Hernández, H.M. & Gómez-Hinostrosa, C., 2012. Abgerufen am 7. März 2021.