Agrimonia microcarpa Wallr.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Species Description - Roots tuberous-thickened; stems usually simple, 3–6 dm, hirsute below; lvs mostly clustered below, the larger with only 3 well developed lfls, often with a much smaller pair below them and a few minute lfls interspersed; petiole long-hirsute; lfls oblong-obovate, usually rounded above, regularly serrate, velvety-pubescent beneath; mature hypanthium turbinate, 2–2.5 × 2.5–3 mm, minutely strigose in the furrows. Woodlands; N.J. and Pa. to Fla. and e. Tex. (A. platycarpa Wallr., a form with larger lvs better distributed along the stem)