Salazar, Gerardo, and Robert Dressler. 2011. “The Leaves Got Right Again: DNA Phylogenetics Supports a Sister-Group Relationship Between Eurystyles and Lankesterella (Orchidaceae: Spiranthinae)”. Lankesteriana: International Journal on Orchidology 11 (3). https://doi.org/10.15517/lank.v11i3.18289.