络石属（学名：Trachelospermum）是夹竹桃科下的一个属，为木质藤本植物。该属共有约30种，分布于亚洲热带和亚热带地区，少数分布于温带地区。

Trachelospermum /trəˌkiːloʊˈspɜːrməm/ is a genus of evergreen woody vines in the dogbane family Apocynaceae, first described as a genus in 1851. All species are native to southern and eastern Asia.

They have long stems climbing to 12 m or more high in trees. The leaves are opposite, simple broad lanceolate to ovate, 2–8 cm long and 0.5–4 cm broad. The flowers are salverform (like those of Phlox), simple, 2.5–7 cm broad, with five white, pale yellow or purple petals joined together at the base to form a tube.