Doubleday, Laura A. D., and Chris G. Eckert. “Experimental Evidence for Predominant Nocturnal Pollination Despite More Frequent Diurnal Visitation in Abronia Umbellata (Nyctaginaceae)”. Journal of Pollination Ecology 22 (March 5, 2018): 67–74. Accessed December 12, 2024. https://pollinationecology.org/index.php/jpe/article/view/453.