W. Pemberton, R. “Pollination of Guarianthe Skinneri, an Ornamental Food Deception Orchid in Southern Florida, by the Naturalized Orchid Bee Euglossa Viridissima”. Lankesteriana: International Journal on Orchidology, vol. 7, no. 3, Nov. 2007, doi:10.15517/lank.v0i0.7928.