Periploca is a genus of plants in the family Apocynaceae, first described for modern science by Linnaeus in 1753. It is native to Europe, Asia, and Africa.Flora of China Vol. 16 Page 195 杠柳属 gang liu shu Periploca Linnaeus, Sp. Pl. 1: 211. 1753Altervista Flora Italiana, genere Periploca includes photos plus European distribution maps
SpeciesThe Plant List Periploca angustifolia Labill. - North Africa, South Europe (Kriti, Sicilia, Spain) Periploca aphylla Decne. - Middle East from Sinai to Pakistan Periploca calophylla (Wight) Falc. - S China, Nepal, Bhutan, Assam, E Himalayas, Vietnam Periploca chevalieri Browicz - Cape Verde Islands Periploca chrysantha D.S. Yao, X.D. Chen & J.W. Ren - Gansu Province in China Periploca floribunda Tsiang - Yunnan, Vietnam Periploca forrestii Schltr. - Guangxi, Guizhou, Qinghai, Sichuan, Tibet, Yunnan, India, Kashmir, Myanmar, Nepal Periploca gracilis Boiss. - Cyprus, Turkey Periploca graeca L. - Mediterranean Periploca hydaspidis Falc. - Kashmir Periploca laevigata Aiton - Canary Islands, Savage Islands Periploca linearifolia Quart.-Dill. & A. Rich - Ethiopia Periploca purpurea Kerr - Thailand Periploca sepium Bunge - widespread across much of China Periploca somaliensis Browicz - Saudi Arabia, Yemen, Somalia Periploca tsiangii D. Fang & H.Z. Ling - Guangxi Province in China Periploca visciformis (Vatke) K. Schum. - Somalia formerly included
See also Cyprinia, Cyprinia gracilis synonym of Periploca gracilis.
References
Browicz, K. (1966). The genus Periploca L. A monograph. Arbor. Kórnickie 11: 5–104. USDA Plants database UniProt Taxonomy database