Coryphantha pycnacantha (German Wikipedia)

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

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Global rank German rank

6^th place

40^th place

2,106^th place

139^th place

1iucnredlist.org

88^th place

196^th place

archive.org

Nova Acta Physico-Medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum Exhibentia Ephemerides sive Observationes Historias et Experimenta… Band 16, Nummer 1, 1832, S. 325, Tafel 17 (online).

google.de

books.google.de

Les Cactées. Histoire, Patrie Organes de Vegetation, Inflorescence Culture etc. Paris 1868, S. 35 (online).

iucnredlist.org

Coryphantha pycnacantha in der Roten Liste gefährdeter Arten der IUCN 2020-3. Eingestellt von: Dicht, R.F. & Lüthy, A.D., 2009. Abgerufen am 28. Februar 2021.