Dig deeper at SERNEC, a consortium of southeastern herbaria.
See more pictures at www.invasive.org.
Check out EDDMapS.org to see where this has been reported.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Rosales
Siberian Elm, Dwarf Elm
Click or hover over the thumbnails to see larger pictures.
Steve Dewey, Utah State University, Bugwood.org bug_1459160
Leaf base generally symmetrical; 3 or fewer lateral veins forked per side, per Weakley's Flora.
Patrick Breen, Oregon State University, Bugwood.org bug_2308007
A poor ornamental tree that does not deserve to be planted anywhere!, per Manual of Woody Landscape Plants.
Steve Hurst, USDA NRCS PLANTS Database, Bugwood.org bug_5309026
Samaras with glabrous margins (not ciliate), per Weakley's Flora.
John M. Randall, The Nature Conservancy, Bugwood.org bug_5341074
Bark rough and furrowed, per Trees of the Southeastern United States.
Tom DeGomez, University of Arizona, Bugwood.org bug_5390030
Leaves simply serrate, or on vigorous twigs sometimes partly doubly serrate, per Trees of the Southeastern United States.
Tom DeGomez, University of Arizona, Bugwood.org bug_5390034
Flowering and fruiting in spring (vs. late summer in U. parviflora), per Trees of the Southeastern United States.