- Article
Birdfoot Violet (Viola pedata) in a Minnesota USA Dry Bluff Prairie: Population Assessment of a Preferred Host Plant of the Threatened Western Regal Fritillary Butterfly (Argynnis idalia occidentalis)
- Chloe Peterson,
- James Duffrin and
- Neal D. Mundahl
A self-sustaining population of birdfoot violet (Viola pedata), a host plant for the threatened western subspecies of regal fritillary butterfly (Argynnis idalia occidentalis) caterpillar, was examined during a single year from April to June 2021 on...