Thalictrum dasycarpum, known as tall meadow rue and purple meadow-rue, is a species of flowering plant in the buttercup family, Ranunculaceae. It is native to North America.
Tall meadow rue is an herbaceous flowering plant with an erect habit, growing between 40–200 centimeters (16–79 in) tall. The leaves are compound, usually with 3 leaflets, though occasionally 5. Each leaflet is shallowly lobed with between 2 and 5 lobes, with otherwise smooth margins. The leaves are somewhat leathery with prominent ...