夜来香（学名：Telosma cordata）是夹竹桃科夜来香属的植物，别名“夜香花”、“夜兰香”（广州）。

多年生缠绕藤本。小枝柔弱，有毛，具乳汁。宽卵形、心形至矩圆状卵形的叶片对生，先端短渐尖，基部深心形，全缘，基出掌状脉7～9条，边缘和脉上有毛。伞房状聚伞花序腋生，花多至30朵；花冠裂片5，矩圆形，黄绿色，有清香气，夜间更甚，所以有“夜来香”之名；副花冠5裂，肉质，短于花药，着生于合蕊冠上，顶端渐尖；椭圆形直立的花粉块每室1个。披针形蓇葖果长7.5厘米，外果皮厚，无毛。种子宽卵形，顶端具白色绢质种毛。

Telosma cordata is a species of flowering plant native to China. It is cultivated elsewhere and may occur wild as an introduced species. Common names include Chinese violet, cowslip creeper, Pakalana vine, Tonkin jasmine, Tonkinese creeper. The plant bears clusters of golden yellow blooms along the vining stems during summer months. Individual blooms emerge successively over a period of weeks emitting a rich, heavy fragrance during the day and night. Caution, stem is poisonous to pigs.