Is China Ranunculus ternatus the same as Peru Ranunculus ternatus?

It's different. Ranunculus. It belongs to Ranunculaceae [gèn] Ranunculaceae belongs to Panicum. Most of them are tufted with small fleshy roots, the top of which is hard, shaped like a cat's paw, and the stems are scattered, up to 20 cm, multi-branched, soft and hairless. Basal leaves have long stems. Leaves vary in shape, from broadly ovoid to round kidney-shaped, stem leaves are sessile, leaves are small, lobes are linear, flowers are solitary at the top and branch ends, and sepals are sparsely pilose outside. Petals yellow or white, obovate, receptacle glabrous. Aggregate fruit is nearly spherical, achene-oval, with early flowering, flowering in March in spring and bearing fruit in April-July. Distributed in China, Guangxi, Taiwan Province, Jiangsu, Zhejiang, Jiangxi, Hunan, Anhui, Hubei, Henan and other provinces. It is also distributed in Japan. Born in plain wet grassland or field wasteland. This kind of tuberous root can be used as medicine for both internal and external use, and it can disperse the knot and remove blood stasis [yū], which is mainly used for lymph node tuberculosis. Ranunculus ternatus is actually a kind of herb. But it is not a traditional Chinese herbal medicine in China, but a unique herb in South America.