Monographs Details: Ailanthus
Authority: Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Description:Genus Description - Incompletely dioecious; fls 5-merous; stamens 10 (fewer or none on fls of female trees); carpels 2–5, united at the axis only, each with a single ovule, maturing into separate samaras with the seed near the center; trees with pinnately compound lvs and malodorous fls in large terminal panicles. 10, Old World.