Thalictrum
in botany, meadowrue; a genus of Ranunculaceæ , tribe Anemoneæ. Known species 50, from the temperate and colder parts of the Northern Hemisphere. Three familiar species are T. alpinum, the Alpine; T. minus, the lesser; and T. flavum, the common meadow-rue. The most common is T. minus. It has three or four pinnate toothed, and diffuse leaves, with roundish or wedge-shaped leaflets, trifid and toothed, and diffuse leaflets, trifid and t panicles of generally drooping flowers.
It is found in stony pastures, especially in limestone or chalky districts are four sub-species. The root of T. foliolosum, from the temperate parts of the Himalayas, is given in India as a tonic and aperient in convalescence after fever, in chronic dyspepsia, etc.