Photo shows flowers of the Hoya burmanica.

Photo shows the Hoya burmanica.

Photo shows the Longling Xiaoheishan Provincial Nature Reserve in southwest China’s Yunnan province.

Photo shows flowers of the Hoya burmanica. (Photos: People’s Daily Online/ Liao Qinchang)

Photo shows flowers of the Hoya burmanica.

Photo shows flowers of the Hoya burmanica.