Related terms:
highly resistant
american liberty
elm bark beetle
english elm
ded
dutch elm disease
ulmus procera
mature trees
chinese elm
elm city
field elm
ulmus rubra
healthy trees
elm trees
ulmus glabra
species and cultivars
asiatic species
siberian elm
wych elm
preventive treatment
no accession details available
american elm
elm tree
unrecorded
wych
ulmus minor
columnaris
national arboretum
pumila
details available
Wikipedia sources:
Ulmus americana
Dutch elm disease
Elm
Context for words:
ulmus
americana
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