From Oregon Hikers Field Guide
Portland Hikers Flower Identification Tool
This tool is created has been created to help hikers identify the flowers that they see in the wild. Keep in mind that exact determination of species in the field can be difficult and sometimes scientific analysis is needed. Use these guides as a best guess scenario.
To identify an unknown wildflower, please count the petals on your flower and click the appropriate link.
Flowers that seem to have one petal or are too odd to tell.