Noxious Weeds

Tansy Ragwort - 11 petals on the flowers, leaves are undulated.

Class B toxic weed.

Hypericum perforatum 

Common St. John's wort, Klamath weed, common name goat weed. 

Weed class: C, 5 petals per flower.

Common tansy (Tanacetum vulgare)

Common tansy is a perennial plant with distinctive yellow button-like flowers. It can form dense cover and degrade pastures, impede reforestation efforts, and outcompete native plants. Eating common tansy can be toxic to humans and livestock. Wear gloves when handling common tansy.