A. mandschuricum Maxim. Manchurian Maple Shrub or tree, to 10 m. Fruit pendulous, spreading at an acute to obtuse angle, the seed area reticulate. Native to Manchuria and Korea. The red petioles contrast attracti vely with the dark green leaves.
Flowers yellowish green, before the leaves.
Fruits glabrous, wings diverging at an acute angle, usually incurved. Native to western North America. Hardier and more drought resistant than most species. Fruit wings varying from nearly parallel to diverging, glabrous. Native to eastern North America.