Distribution and habitat of Carya poilanei (A.Chev.) J.-F.Leroy A four distribution sites in Yunnan province of China, Vietnam, Laos and Thailand. Red circle indicates the localities taken from the new record areas, and blue circles indicate historical distribution localities where the trees have been presumably extirpated B the limestone mountain habitat C eastern edge of Ailao Mountains, with human habitation in plateau. Red lines mark the boundary of the C. poilanei distribution in Dajinglaozhai Village.