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Ulmus 'Pyramidalis Bertini' (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ulmus 'Pyramidalis Bertini'" in English language version.

refsWebsite
Global rank English rank
2archive.org
6th place
6th place

archive.org

  • Lavallée, Alphonse (1877). Arboretum Segrezianum. p. 236.
  • Green, Peter Shaw (1964). "Registration of cultivar names in Ulmus". Arnoldia. 24 (6–8). Arnold Arboretum, Harvard University: 41–80. Retrieved 16 February 2017.