Acer oblongum
Common name: 
Evergreen Maple
Smooth Leaf Maple
AY-ser ob-LON-gum
Sapindaceae, Aceraceae
Native to (or naturalized in) Oregon: 
  • Evergreen to semi-deciduous tree or shrub, to as much as 80 ft (24 m) in its native habitat, usually much smaller in cultivation, e.g., 20-30 ft [6-9 m].  Leaves opposite, simple, oblong-ovate to lanceolate, sometimes 3-lobed when young, 5-12 cm long, tip acuminate, base wedge-shaped or rounded, margin entire, 3-veined, leathery, upper surface smooth, dark green, below gray-green; new foliage red (pinkish bronze) at bud break.  Flowers small, yellow-green, in short clusters, appearing with leaves.   Fruit (samaras) 2.5 cm long, wings spreading at right angles to horizontal.
  • Sun or light shade.  Reportedly does best in moist, well-drained soil.  Cold sensitive, can be grown in southern California and Arizona.
  • Hardy to USDA Zone 9?      Native to mountainous forests in the Himalayas (2000-3,900 ft), Nepal, Kashmir in India, Pakistan and southwestern China.
Click image to enlarge
  • plant habit, small shrub

    plant habit, small shrub

  • leafy branch

    leafy branch