phenolics irritants allergens, anthecotulid
Flower Color:
  • flower color
  • flower color
meadows, coastal, woodlands, gardens

Time of Greatest Risk


Geographical Distribution

Mayweed chamomile distribution - United States

Related Species

Mayweed Chamomile

Anthemis cotula

Poison Daisy, Stinking Chamomile, Dog Funnel
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Mayweed chamomile (Anthemis cotula) often known as dog funnel, is an annual bushy broadleaf plant that germinates in early spring. Each flower head is composed of 12 to 15 white ray flowers (they look like white petals) and numerous small yellow disk flowers which have a strong odor.

Toxic components
Mayweed chamomile contains toxins which can cause irritation to the skin and mucous membranes of grazing horses, resulting in contact dermatitis.