Ambrosia artemisiifolia

Wildflowers Dicots Eudicots Asterids Asterales Asteraceae Heliantheae Ambrosiinae Ambrosia

Ambrosia artemisiifolia flowerspikeCommon ragweed. (actually not so common here, Western Ragweed is more common).

An invader from the east coast. I have only seen it on the east coast.

Ambrosia artemisiifolia plant

Ambrosia artemisiifolia flowerspike

2 Responses to “Ambrosia artemisiifolia”

  1. Gerhard Karrer Says:

    The specimens on your pictures belong to Ambrosia psilostachya

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