Sitka mountain-ash Rosaceae Sorbus
sitchensis M. Roem.
|Leaf: Alternate, pinnately compound (7 to 11 leaflets), alternate, and deciduous. Leaflets are elliptical, 1 to 3 inches long and serrated except near their base; green and smooth above and paler green below.
Flower: Perfect, small white flowers borne in large, dense, flat-topped clusters.
Fruit: Small round pomes (1/4 to 1/2 inch diameter); red to orange.
Twig: Stout and with many spur shoots; olive drab when young but turning greenish brown with age; light colored lenticels
Bark: Thin and grayish- to brownish-green regardless of age.
Form: An erect shrub or small tree, to 25 feet.
Looks like: Greene's mountain-ash
- European mountain-ash
- Oregon ash
| Additional Range Information:
Sorbus sitchensis is native to North America.
Range may be expanded by planting.
See states reporting Sitka mountain-ash.
| External Links:
USDA Plants Database
|© Copyright 2016, Virginia Tech|
Dept. of Forest Resources
and Environmental Conservation,
all rights reserved.
Photos and text by: John Seiler,
Edward Jensen, Alex Niemiera,
and John Peterson