staghorn sumac Anacardiaceae Rhus
Leaf: Alternate, pinnately compound, 16 to 24 inches long, with 11 to 31 lanceolate leaflets with serrate margins each 2 to 5 inches long, rachis fuzzy; green above and paler below.
Flower: Species is usually dioecious; small, with yellow-green petals, borne on upright, dense terminal cluster up to 8 inches long, appearing in mid-summer.
Fruit: A round (1/8 inch diameter), red, fuzzy drupe; borne on upright dense clusters; mature in late summer, but persist through winter.
Twig: Stout, brown and very fuzzy (resembling deer antlers in velvet); buds are small, rounded and covered with soft, brown hairs, nearly encircled by leaf scar.
Bark: Remaining fuzzy for several years, turning gray-brown and smooth with numerous lenticels, much later becoming a bit scaly.
Form: A shrub or small tree to 25 feet, with a short, often poorly formed trunk and wide spreading very open crown. Branches repeatedly and widely fork.
Looks like: smooth sumac - shining sumac - poison sumac - tree-of-Heaven