skunkbush sumac Anacardiaceae Rhus
|Leaf: Alternate, compound, with 3 variously lobed, coarsely serrated leaflets, leathery (may be scruffy), 2 to 3 inches long, dark green and shiny above, unpleasant odor when crushed.
Flower: Small white to creamy yellow flowers in a terminal spike-like cluster, appear in late spring.
Fruit: Fuzzy, orange-red, round, sticky drupe, 1/4 inch across, in terminal clusters ripen in late summer to early fall.
Twig: Moderate, fuzzy gray to yellow brown, raised leaf scar; preformed catkins present in the winter; unpleasant odor when broken.
Bark: Gray-brown, smooth with a few shallow fissures and splits with age.
Form: Shrub ranging from 2 to 8 feet in height; it is more branched and short in the southwest part of its range; spread is often much greater than its height.
Looks like: Pacific poisonoak
- fragrant sumac
| Additional Range Information:
Rhus trilobata is native to North America.
Range may be expanded by planting.
See states reporting skunkbush sumac.
| 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