Staghorn sumac – Rhus typhina

Staghorn sumac foliage & fruit

Staghorn sumac foliage & fruit

Staghorn sumac flower

Staghorn sumac flower

Staghorn sumac fruit

Staghorn sumac fruit

Staghorn sumac leaf

Staghorn sumac leaf

Staghorn sumac leaflet

Staghorn sumac leaflet

Staghorn sumac stem

Staghorn sumac stem

Staghorn sumac

Rhus typhina L.
Anacardiaceae (Cashew family)

Life cycle
Colony-forming shrub to small tree.

Leaves
Alternate, pinnately compound with nine to 31 leaflets approaching 24 inches long. Leaflets are lance-shaped to narrowly oblong with a pointed tip, 2 to 5 inches long with coarsely toothed margins. Leaflet veins and leaf petioles are densely hairy. Leaflets are deep green above and dull green below
and turn bright red in the fall.

Stems
Shrub to small tree. Young stems and petioles are covered with soft, fuzzy hairs.

Flowers and fruit
Green to yellow flowers form in long, terminal, pyramid-shaped clusters. Red, fuzzy, berrylike fruit form in upright, persistent, cone-shaped clusters.

Reproduction
Seeds and rhizomes.

Similar weeds
Dwarf sumac (R. copallina L.)
Differs by having smooth leaflet margins, raised red dots on stems and distinctly winged leaf stems.
Smooth sumac (R. glabra L.)
Differs by having hairless stems and petioles and more open fruit clusters. May hybridize with staghorn sumac.