Abstract:Gordonia acuminata is one of the dominant tree species of evergreen broad leaved forest in Mt.Jinyun, and it occurs in many communities. In the present study, the factors affecting free proline content in pollen of Gordonia acuminata in Mt.Jinyun, and the relationships between pollen free proline content and reproductive yield features of G.acuminata were investigated. It was found that pollen free proline content of G.acuminata in Mt.Jinyun could not be affected by plant age, rather influ...