窄叶芍药（学名：Paeonia anomala）为毛茛科芍药属下的一个种。

Paeonia anomala is a species of herbaceous perennial peony. The vernacular name in Russia is Пион необыча́йный (Pion neobycháynyy) meaning anomalous peony, and in China **芍药 (xin jiang shao yao), meaning ******** peony. These plants are ½-1 m high, have a thick irregular taproot and thin side roots, and deeply incised leaves, with leaflets themselves divided in fine segments. It has almost always only one fully developed flower per stem, magenta-red or rarely pink or white. The species occurs in a zone between northern European Russia and northern Mongolia and south to the Tien Shan Mountains. P. anomala bears flowers in early summer.