Amur Corktree

Phellodendron amurense Rupr.

Rutaceae - Citrus Family

▲ Large, mature tree at Missouri Botanical Garden in St. Louis

▲ trunk and bark

▲▼ new growth with leaves and flowers

Location on or near Missouri State University campus:  not known

Phellodendron amurense: Amur Corktree

·         leaves opposite, deciduous, pinnately compound with 5-11 lanceolate leaflets 2.5 – 4.5  inches long and about ½ as wide, dark green

·         buds small, with red  or rust hairs, enclosed by base of petiole

·         stems stout, yellow-orange becoming brown, with prominent lenticels

·         bark is gray-brown, furrowed, becoming cork-like with age

·         grows 30-50 feet tall and equally wide or wider

·         flowers are dioecious,not showy (greenish-yellow), followed by black drupe fruit in panicle clusters on female trees

·         prefers full sun and moist, fertile soils, but will grow about any soil; however, doesn’t like drought too much and may slow its rate of growth dramatically

·         has become invasive in some areas