Ulmus americana
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Ulmus americana
AMERICAN ELM
Ulmaceae
E. North America
Location: map coordinates D-33 (on Loop Road, northeast of Price Building), N 39°11'14'' W 75°32'24''
Planting history presently unknown.
Native species, State Rank S4 (common, but not very common, in Delaware)
AMERICAN ELM
Ulmaceae
E. North America
Location: map coordinates D-33 (on Loop Road, northeast of Price Building), N 39°11'14'' W 75°32'24''
Planting history presently unknown.
- large deciduous tree
- etymology: Ulmus = the Latin name; americana = of America
- leaf double-toothed, leaf base uneven
- flowers inconspicuous
- fruit small, roundish, dry, flat, papery-winged
- formerly a very popular ornamental tree, with unique, graceful vase shape; trees planted in 2 rows formed an archway over a street
- many killed by Dutch elm disease, a fungus probably originally from Asia, and introduced to the USA in 1928
- habitat moist woods and floodplains
Native species, State Rank S4 (common, but not very common, in Delaware)
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![](http://arboretum.desu.edu/animations/ulmus_americana.gif)
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