Kingdonia uniflora
Region: West and North China.
Genus: 1 species
Culture: endangered.
Botany
Herb; perennial.
Leaves: 1 leaf.
Inflorescence: short flower stalk, 10 cm; with 1 flower.
flowers: small, 8 mm.
Taxonomy
Kingdonia is classified as the only genus in the family Kingdoniaceae or in Ranunculaceae. The Apg3 classification places Kingdonia in the family Circaeasteraceae along with Circaeaster agrestis.