Viola sempervirens, known by the common names
redwood violet and
evergreen violet, is a species in the genus
Viola. It is native to the West Coast of the United States and British Columbia, Canada, and grows in closed-cone pine forest, California mixed evergreen forest, redwood forest, and Douglas fir forest communities. It has leathery purple-spotted green leaves and bright yellow flowers. It blooms in winter and spring.
(Wikipedia)