A lonely poplar is a natural monument of regional significance. The monument is a lone poplar tree planted by a Buddhist monk named Bagdohna Hurlin Purdash Lam in 1846. At the moment, the height of the poplar is about 20 meters, the diameter is about 1.44 meters
The tree is listed in the national register of old-growth trees of Russia under number 390. Natural monument is located in the untouched region of Kalmykia on the southern slope of the Khamur ridge, 5 km from the village of Khar-Buluk in the South of Yergeney.