Larva Click for more information about adult viburnum leaf beetles
Click for more information about viburnum leaf beetle larvae Click for more information about viburnum leaf beetle eggs.

Viburnum Leaf Beetle Citizen Science
Guide to identifying viburnums

Which viburnum is it?



Mapleleaf Viburnum
Viburnum acerifolium

Viburnum leaf
beetle home


Guide to identifying Viburnums

  • Common names


  • Is it a viburnum?


  • Which viburnum?


  • Express key


  • ID tutorial


  • Guide to viburnums by David Swaciak.

    Leaf drawings by
    Marcia Eames-Sheavly.

    Logo images by Paul Weston & Craig Cramer

    Leaves:

    • Deciduous
    • 2 to 4 inches long and wide
    • Three-lobed although lobes sometimes small
    • Slightly pubescent above, more so below
    • Stipules (fang-like appendages) on base of petiole, but no glands (bumps) on petiole near leaf base

    Flowers:
    • Yellowish-white flowers with white anthers (pollen filaments, right)
    • 1- to 3-inch cyme (flat-topped cluster)
    • Blooms in June
    Fruit:
    • Black, egg-shaped
    • Less than .5 inch in diameter
    • Ripens in September
    Viburnum acerfolium anthers.
    Click for larger image.

    More information: Similar species and distinguishing characteristics:
    Viburnum opulus
    Leaves 2 to 4 inches long and wide.
    Bright red berries.
    Viburnum sargentii
    Leaves 2 to 4& long and wide.
    Scarlet berries.


    Back to beginning Which viburnum is it?



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    Website design: Craig Cramer cdc25@cornell.edu

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