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A guide to nonnative invasive plants inventoried in the north by ...

A guide to nonnative invasive plants inventoried in the north by ...

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Viburnum opulus<br />

European cranberrybush VIOP<br />

Snowball bush<br />

Form: Deciduous shrub 3-16 ft (1-5 m) tall.<br />

Leaves: Opposite, palmately lobed and ve<strong>in</strong>ed (maplelike);<br />

marg<strong>in</strong>s with a few coarse teeth; pubescent on abaxial<br />

surface (at least on ve<strong>in</strong>s); petioles with sessile glands that<br />

are concave and wider than high.<br />

Flowers/fruit: White with narrow <strong>to</strong> broadly campanulate<br />

corollas, <strong>in</strong> large clusters; outer flowers somewhat larger and<br />

with broadly flar<strong>in</strong>g corollas. Fruit a reddish drupe about ½<br />

<strong>in</strong>. (1 cm) <strong>in</strong> diameter.<br />

Habitat: Moist <strong>to</strong> wet soils along lake marg<strong>in</strong>s, slopes, or<br />

open woods; also found <strong>in</strong> cultivated fields.<br />

Similar species: Cranberry viburnum or highbush-cranberry<br />

(Viburnum trilobum or V. opulus var. americanum) has<br />

stalked petiole glands that are rounded and higher than<br />

wide.<br />

Notes

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