- Poncirus trifoliata is a deciduous shrub or small tree that grows from 8-30 ft. (2.4-9.1 m) in height.
- The leaves are alternate, compound (trifoliate), up to 2 in. (5.1 cm) long and have a winged petiole. The twigs are green with stout, 1 in. (2.5 cm) long thorns. The bark is conspicuously green-striped.
- Spring flowers are white, 5-petaled, 1-2 in. (2.5-5.1 cm) in diameter and showy.
- Fruit is a 1.5-2 in. (3.8-5.1 cm) diameter, dull yellow, sticky orange (berry).
- Ecological Threat
- Poncirus trifoliata invades woodlands, forest edges, fence rows and urban green spaces.
- Virginia Tech Department of Forest Resources and Environmental Conservation
- University of Connecticutt Database of Trees, Shrubs and Vines
- USDA NRCS PLANTS
- USDA ARS GRIN