Thalictrum fendleri is a species of flowering plant in the buttercup family known by the common name Fendler's meadow-rue It is named in honor of Augustus Fendler. Thalictrum fendleri is a perennial herb growing erect to 1–2 metres (3.3–6.6 ft) tall. The hairless stems are green to purple in color. The leaves have compound blades divided into a few or many segments of varying shapes, often with three lobes, and are borne on long, slender petioles. The blades are hairless to slightly fuzzy and glandular.