Benzing, D., A. Bent, D. Moscow, G. Peterson, and A. Renfrow. “FUNCTIONAL CORRELATES OF DECIDUOUSNESS IN CATASETUM INTEGERRIMUM (ORCHIDACEAE)”. Selbyana, vol. 7, no. 1, Aug. 1982, pp. 1-9, https://journals.flvc.org/selbyana/article/view/120644.