Camellia oleifera is an important woody oil tree species in China, of which main product is healthy tea oil. At present,the low yield per unit area of C. oleifera forestland in China restricts the sustainable development of the oil tea industry. Although C. oleifera has a generalized pollinating system, there are still unable to meet the pollination need of the C. oleifera forestland. And the phenomenon of pollen restriction has become one of an important reason for the low production of C. oleifera. It is generally believed that wild bees, such as Andrena camellia and Colleters gigas, are the...
