土人参（学名：Talinum paniculatum），为马齿苋科土人参属下的一个植物种。

Talinum paniculatum is a succulent subshrub in the purslane family, Portulacaceae, that is native to much of the western hemisphere. It is commonly known as fameflower, Jewels-of-Opar (a name borrowed from the title of the novel Tarzan and the Jewels of Opar by Edgar Rice Burroughs), or pink baby's-breath. T. paniculatum bears tuberous roots and panicles of flowers and produces tiny, jewel-like fruits. It is often grown as an ornamental plant. Cultivars include 'Kingwood Gold', 'Limón', and 'Variegatum'.