- Family: cashew (Anacardiaceae)
- Habitat: old fields, roadsides, edges of woods
- Height: up to 20 feet
- Flower size: 1/8 inch wide
- Flower color: yellow-green
- Flowering time: June to July
- Origin: native
A branch of smooth sumac in flower, photographed in late July in Middlesex County.
Fruits of smooth sumac, photographed in early August in New London County.