Rhus albicans Rhus oxyacanthoides Rhus ziziphina Rhus crataegiformis Rhus dioica Rhus syriaca Toxicodendron oxyacanthum Ziziphus tripartita Rhamnus tripartita Rhus tripartita Rhus oxyacantha var. ballii Rhus oxyacantha Rhus oxyacantha var. ziziphina
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024