Pyramidata (American elm cultivar)
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The American Elm U. americana cultivar Pyramidata was a pyramidal-shaped selection cloned by the Baudriller nursery, Angers, France, circa 1870.
[edit] References
- Green, P. S. (1964). Registration of cultivar names in Ulmus. Arnoldia, Vol. 24. Arnold Arboretum, Harvard University. [1]