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UMass Extension Weed Herbarium
 

Common Name: cowparsnip
Scientific Name: Heracleum lanatum Michx.
Family Name: Apiaceae (Umbelliferae) - Carrot Family

Identification Notes:

life cycle - perennial, reproducing by seed

stems - upright, very tall, hollow, pubescent or hairy, unbranched growth habit

leaves - large, compound, 3 segments; segments deeply lobed, coarsely toothed; petiole base winged and clasping leaves 1, leaves 2

flowers - white; umbel, flat-topped cluster flower clusters

seedpods - ovate, flat, 1-seeded, winged, ribbed

Images:

Heracleum lanatum thumbnail 1 Heracleum lanatum thumbnail 2 Heracleum lanatum thumbnail 3 Heracleum lanatum thumbnail 4
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