DE VRIES, Bernard. Small white lady’s-slipper, Cypripedium candidum, collected in Saskatchewan in 1895. Blue Jay, [S. l.], v. 65, n. 2, 2007. DOI: 10.29173/bluejay5736. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/5736. Acesso em: 4 may. 2024.