Hart, Andrew, Kathleen Kron, and Emily Gillespie. “Molecular Phylogenetic Analysis of the North-Temperate Labrador Teas (Ericaceae: Rhododendron Subsect. Ledum) Suggests a Complex Genetic History”. Journal of the Botanical Research Institute of Texas 11, no. 1 (July 24, 2017): 53–65. Accessed March 3, 2024. https://journals.brit.org/jbrit/article/view/1138.