An east-Asian sp. with cymes mostly 7-rayed and pedunculate on short lateral branches, and with mostly smaller (6-10 cm) lvs and blue-black fr, sometimes escapes from cult. (V. tomentosum) The Japanese snowball is a form with all fls sterile.

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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Indiana Coefficient of Conservatism: C = null, non-native 

Wetland Indicator Status:

Diagnostic Traits: leaves not lobed, pinnately veined; leaves widest at or below middle; lateral veins 8-12 pairs, +/- straight and sparingly branched; petioles >5 mm; stipules absent; bud scales present; inflorescences flat-topped, their branches from a single point.