Ulmaceae
Elm Family
1 genus
4 species
4 species
Show only taxa with photos
Order by:
Scientific name
Common name
Display as:
Ulmus americana – American elm
Distribution: Occurring on both sides of the Cascades crest in Washington; native to eastern and central North America, though escaped from cultivation elsewhere.
Habitat: Woodlands, pastures, old fields at low to moderate elevations.
Origin: Introduced
Flowers: February-April
Growth Duration: Perennial
Distribution: Occurring on both sides of the Cascades crest in Washington; native to eastern and central North America, though escaped from cultivation elsewhere.
Habitat: Woodlands, pastures, old fields at low to moderate elevations.
Origin: Introduced
Flowers: February-April
Growth Duration: Perennial
Ulmus parvifolia – Chinese elm, little-leaved elm
Distribution: Occurring in scattered locations east of the Cascades crest in Washington; occurring from scattered locations in North America where escaped from cultivation.
Habitat: Disturbed areas where escaping from cultivation.
Origin: Introduced from Asia
Flowers: April-May
Growth Duration: Perennial
Distribution: Occurring in scattered locations east of the Cascades crest in Washington; occurring from scattered locations in North America where escaped from cultivation.
Habitat: Disturbed areas where escaping from cultivation.
Origin: Introduced from Asia
Flowers: April-May
Growth Duration: Perennial
Ulmus procera – field elm
Distribution: Occurring chiefly west of the Cascades crest in Washington, but also known from Kittitas County. Known from states scattered in southwestern, central, and northeastern U.S.
Habitat: Riparian areas, often where disturbed.
Origin: Introduced
Flowers: March-April
Growth Duration: Perennial
Distribution: Occurring chiefly west of the Cascades crest in Washington, but also known from Kittitas County. Known from states scattered in southwestern, central, and northeastern U.S.
Habitat: Riparian areas, often where disturbed.
Origin: Introduced
Flowers: March-April
Growth Duration: Perennial
Ulmus pumila – Siberian elm
Distribution: Occurring chiefly east of the Cascades crest in Washington; introduced over much of the North America, where commonly escaping and naturalizing.
Habitat: Roadsides, fence rows, waste areas.
Origin: Introduced from Asia
Flowers: February-April
Growth Duration: Perennial
Distribution: Occurring chiefly east of the Cascades crest in Washington; introduced over much of the North America, where commonly escaping and naturalizing.
Habitat: Roadsides, fence rows, waste areas.
Origin: Introduced from Asia
Flowers: February-April
Growth Duration: Perennial
