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Plant Profile  
FYUSE 3d Image

Common Name: White Snakeroot

Other Names: White Sanicle, Fall Poison, Whitetop, Poolwort

Species Name: Ageratina altissima

Plant Type: Forb

Family Name: Asteraceae, Sunflower Family





Plant Facts  
Origin Native
Duration Perennial
Distribution in the U.S. Eastern half of U.S. west to Minnesota and Texas
Distribution in Oklahoma Eastern half of the state



ID Characteristics

  • Field Identification Characteristics
    • Recognized by dense stands in moist shaded areas
    • Opposite, 3-veined triangular leaves; serrated edges
    • Branches at joining of leaf to the stem terminate in flower heads
    • Flowers numerous, small and white



Soil Type Moist loam, clay loam soil
Habitat Shady, moist sites, wooded ravines, stream banks, sheltered slopes, understory
Successional Stage Mid to late


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