Bernhardt P, Edens-Meier R, Westhus E, Vance N. Bee-Mediated pollen transfer in two populations of Cypripedium montanum Douglas ex Lindley. J Poll Ecol [Internet]. 2014 Jul. 9 [cited 2024 Jul. 2];13:188-202. Available from: https://pollinationecology.org/index.php/jpe/article/view/297