Sep 5, small, spreading; pet none, staminodia 5, clawed, the nectariferous part transversely oblong, 2-lobed; stamens 5-10; pistils mostly 5-10; style subulate; ovules 2; fr an obliquely oblong follicle, with a single distal seed (or 2 seeds); low shrub with yellow wood, bearing a crowded cluster of pinnately compound lvs and several simple racemes or raceme-like panicles of small, purple-brown fls. Monospecific.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.