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Opuntia engelmannii (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Opuntia engelmannii" in English language version.

refsWebsite
Global rank English rank
4ars-grin.gov
607th place
747th place
2opuntiads.com
low place
low place
1iucnredlist.org
88th place
160th place
1doi.org
2nd place
2nd place
1phytoneuron.net
low place
low place
1berkeley.edu
580th place
462nd place
1usda.gov
438th place
336th place
1kew.org
394th place
442nd place
1lucidcentral.org
low place
6,018th place
1umich.edu
459th place
360th place
1arizona.edu
1,592nd place
1,119th place

arizona.edu

ag.arizona.edu

ars-grin.gov

npgsweb.ars-grin.gov

berkeley.edu

ucjeps.berkeley.edu

doi.org

  • Corral-Díaz, R.; Goettsch, B.K.; Gómez-Hinostrosa, C.; Heil, K.; Hernández, H.M.; Terry, M. (2017) [amended version of 2013 assessment]. "Opuntia engelmannii". IUCN Red List of Threatened Species. 2017: e.T152531A121598710. doi:10.2305/IUCN.UK.2017-3.RLTS.T152531A121598710.en. Retrieved 1 January 2023.

iucnredlist.org

  • Corral-Díaz, R.; Goettsch, B.K.; Gómez-Hinostrosa, C.; Heil, K.; Hernández, H.M.; Terry, M. (2017) [amended version of 2013 assessment]. "Opuntia engelmannii". IUCN Red List of Threatened Species. 2017: e.T152531A121598710. doi:10.2305/IUCN.UK.2017-3.RLTS.T152531A121598710.en. Retrieved 1 January 2023.

kew.org

powo.science.kew.org

lucidcentral.org

keys.lucidcentral.org

opuntiads.com

phytoneuron.net

umich.edu

herb.umd.umich.edu

usda.gov

plants.usda.gov