三花拉拉藤（学名：Galium triflorum）为茜草科拉拉藤属下的一个种。

Galium triflorum (also known as cudweed, sweet-scented bedstraw, and fragrant bedstraw) is a herbaceous plant of the family Rubiaceae. It is widespread in northern Europe (Scandinavia, Switzerland, Russia, Baltic States), eastern Asia (Kamchatka, Japan, Korea, Guizhou, Sichuan, India, Nepal) and North America (from Alaska and Greenland south to Veracruz). The plant is considered a noxious weed in New York, Pennsylvania, Vermont, New Hampshire, Connecticut and Massachusetts.