KRAKOS, K. N.; AUSTIN, M. W. Testing Pollination Syndromes in Oenothera (Onagraceae). Journal of Pollination Ecology, [S. l.], v. 26, 2021. DOI: 10.26786/1920-7603(2020)609. Disponível em: https://pollinationecology.org/index.php/jpe/article/view/609. Acesso em: 21 jan. 2022.