is a perennial of a 30-60cm-tall herb found in paddies or ditch
edges, etc.; leaves being of a trifoliate compound leaf, its
leaflets cut in three newly, but not so deep as Ranunculus
cantoniensis. Leaf margins are serrated - not too sharp.
Flowers, yellow, range 1-1.5cm in diameter; achenes curve down at
the tops. Bloom time: March-July.