What’s that red in the woods? Sumac, most likely. “It’s a harbinger,” said Julie Janoski, Plant Clinic Manager at The Morton Arboretum. “When you see those first scarlet sumac leaves, you know autumn ...

The eastern face of Flagstaff Mountain lights up each fall as clones of smooth sumac, Rhus glabra, turn brilliant red. Fall brings out the best in clonal species — quaking aspen, gambel oak, ...

A thicket of smooth sumac retained some of its berries in January, though most of them were gone. Smooth sumac is well known for its brilliant red fall foliage and its deep red berries. Smooth sumac, ...

This shrub to small tree grows in fields and disturbed areas. It can be distinguished from the staghorn sumac by its young stems which are smooth, while the staghorn sumac has very hairy stems. This ...

The eastern face of Flagstaff Mountain lights up each fall as clones of smooth sumac, Rhus glabra, turn brilliant red. Fall brings out the best in clonal species — quaking aspen, gambel oak, ...