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Coryphantha ottonis (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Coryphantha ottonis" in German language version.

refsWebsite
Global rank German rank
1biodiversitylibrary.org
387th place
297th place
1google.de
2,106th place
139th place
1iucnredlist.org
88th place
196th place

biodiversitylibrary.org

  • Ludwig Pfeiffer: Ueber einige neue Cacteen. In: Allgemeine Gartenzeitung. Band 6. Nummer 35, 1838, S. 274 (online).

google.de

books.google.de

  • Charles Lemaire: Les Cactées. Histoire, Patrie Organes de Vegetation, Inflorescence Culture etc. Paris 1868, S. 34 (online).

iucnredlist.org

apiv3.iucnredlist.org