Hall, Donald W. “Southern Cabbageworm (larva), Checkered White (adult) Pontia (=Pieris) Protodice (Biosduval & Leconte) (Insecta: Lepidoptera: Pieridae: Pierinae): EENY-436/IN793, 2/2009”. EDIS 2009, no. 2 (April 2, 2009). Accessed April 18, 2024. https://journals.flvc.org/edis/article/view/117724.