Spiraea alba var. latifolia

Twigs purple-brown or red-brown; lvs broader, broadly oblanceolate to oblong or obovate, mostly 2-3 times as long as wide, more coarsely and bluntly toothed; infl glabrous or nearly so; hypanthium glabrous; sep acute. Moist or dry, often upland or rocky soil, old fields, and meadows; relatively eastern, from e. Nf. and e. Que. to N.C., w. to Mich. (S. l.)

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

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