Finnish supermarket hi-res stock photography and images - Alamy
Using genomic information for management planning of an endangered perennial, Viola uliginosa - Lee - 2020 - Ecology and Evolution - Wiley Online Library
The Viola Skirt. -- Floating Petals Floral – The Great.
File:Viola epipsila Oulu, Finland 29.05.2013.jpg - Wikimedia Commons