Ulmus Linnaeus. Common name: Elm.
A genus of about 25-30 species, trees (rarely shrubs), of temperate and boreal regions of the Northern Hemisphere (most diverse in c. and n. Asia). Subgeneric classification shown in the key follows Whittemore et al. (2021).
References: Kurz & Godfrey (1962); Sherman-Broyles (1997) In Flora of North America Editorial Committee (1997); Todzia (1993) In Kubitzki, Rohwer, & Bittrich (1993); Whittemore & Olsen (2011); Whittemore et al. (2021); Wiegrefe, Sytsma, & Guries (1994). Show full citations.
Hover over a shape, letter, icon, or arrow on the map for definition or see the legend. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.
© Keith Bradley | Ulmus crassifolia | Original Image ⭷
© Gary P. Fleming | Ulmus rubra | Original Image ⭷
© Richard & Teresa Ware | Ulmus serotina CC-BY-NC, permission granted to NCBG | Original Image ⭷
© Erik Danielson | Ulmus glabra source | Original Image ⭷
© Gary P. Fleming | Ulmus rubra | Original Image ⭷
© Paul Marcum | Ulmus americana var. americana source | Original Image ⭷Feedback
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