榛 (原变种) zhen (yuan bian zhong)

Corylus avellana Linnaeus var. davurica Ledebour; C. heterophylla var. thunbergii Blume.

Leaves oblong or obovate, apex mucronate to caudate, nearly truncate. Lobes of bracts entire, rarely sparsely dentate.

Temperate broad-leaved forests; 400-2400 m. E Gansu, Hebei, Heilongjiang (Dailing, Daxinganling), Henan, Jilin (Changbai Shan), Liaoning, E Nei Mongol, Ningxia (Liupan Shan), Shanxi [Japan, ?Korea, Russia (E Siberia)]