by Peter Bernhardt, Retha Edens-Meier, Eric Westhus, Nan Vance
|Cypripedium montanum (Photo by Dr. Nan Vance)|
Measurements of the inflated, labellum of the flowers of the lady’s slipper orchid, Cypripedium montanum, show it is intermediate in size compared to five, slipper orchid species native to China and one in North America. To determine why pollination rates (94%) and fruit set rates (52-85%) were so high in two isolated populations of C. montanum (a food mimic trap) from 2003-2006 we compared the visitation rates and diversity of prospective pollinators at both sites.
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Read the scientific publication in JPE.