Viola glabella (Stream Violet)

 Plant Description: AKA Pioneer Violet.  Tall erect stems with a single flower. Leaves heart-shaped, with sharp tips, entire or toothed. Flower dark yellow with maroon veins on 3 lower petals. The 2 side petals are bearded; lowest petal is spurred. Streambanks, moist forests, from near coast to high elevations.* Height: 6in* Width: 6in* Watering needs: moist or wet* Sun needs: shade, can tolerate sun* Soil needs: moist* Bloom Time: spring summer* Portland Plant List (Backyard Habitat Certification): YesLandscape Use and Ecological Function: Occurs along streams or in moist woods in northeastern Asia and northwestern North America.