Oregon-Weißdorn (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Oregon-Weißdorn" in German language version.

refsWebsite

Global rank German rank

1biodiversitylibrary.org

387^th place

297^th place

713^th place

149^th place

607^th place

178^th place

ars-grin.gov

npgsweb.ars-grin.gov

Crataegus douglasii im Germplasm Resources Information Network (GRIN), USDA, ARS, National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland.

biodiversitylibrary.org

Erstveröffentlichung eingescannt bei biodiversitylibrary.org.

tropicos.org

Crataegus douglasii bei Tropicos.org. Missouri Botanical Garden, St. Louis