Hydrophyllum macrophyllum Nutt.

• Authority

  Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

• Family

  Hydrophyllaceae

• Scientific Name

  Hydrophyllum macrophyllum Nutt.

• Description

  Species Description - Stems 3–7 dm, the upper part, pedicels, and sep densely gray-hirsute with stout spreading hairs commonly 1–2 mm; cauline lvs commonly 1–2 dm, half to two-thirds as wide, pinnately divided to near the midvein, the segments usually 7 or 9, spreading at nearly right angles, the apex and the few coarse teeth broadly acute or obtuse; infl dense at anthesis; cor white or pinkish, 8–13 mm, lobed to about the middle; stamens and style long-exsert. Rich moist woods; O. to Ill., s. to w. Va., N.C., and Ala. May, June.

• Common Names

  hairy waterleaf