[Sow Thistles: The Genus Sonchus West of the Cascade Mountains of Oregon and Washington]
Annual Sow Thistle, Common Sowthistle, Common Sow-thistle, Common Sow Thistle
Sonchus oleraceus
What appears to be annual sow thistle as seen at the North Spit Boat Launch (BLM), Coos Bay, Oregon.........April 20, 2016.
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Annual sow thistle observed along North Cleveland Avenue just north of Division Street, Gresham, Oregon......May 5, 2020.
Paul Slichter