Tephrocactus alexanderi (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Tephrocactus alexanderi" in German language version.

refsWebsite

Global rank German rank

1biodiversitylibrary.org

387^th place

297^th place

low place

low place

1iucnredlist.org

88^th place

196^th place

biodiversitylibrary.org

N. L. Britton, J. N. Rose: The Cactaceae. Descriptions and Illustrations of Plants of the Cactus Family. Band IV. The Carnegie Institution of Washington, Washington 1923, S. 256 (online).

cactuspro.com

C. Backeberg: Notes du Jardin Botanique des Cèdres. In: Cactus. Band 8, Nummer 38, Paris 1953, S. 250 (online).

iucnredlist.org

apiv3.iucnredlist.org

Tephrocactus alexanderi in der Roten Liste gefährdeter Arten der IUCN 2014.3. Eingestellt von: Kiesling, R., Ortega-Baes, P. & Méndez, E., 2013. Abgerufen am 17. Januar 2015.