描述：13d. Stewartia sinensis var. shensiensis (Hung T. Chang) T. L. Ming & J. Li, Acta Phytotax. Sin. 34: 60. 1996.
陕西紫茎 shan xi zi jing
Stewartia shensiensis Hung T. Chang, Acta Sci. Nat. Univ. Sunyatseni 21(4): 76. 1982.
Current year branchlets, winter buds, petioles, pedicels, bracteoles, and sepals densely villous. Bracteoles and sepals oblong. Fl. Jul.● Below 1400 m. Henan, S Shaanxi.
This taxon is expected to be found in extreme S Gansu.
From Flora of China: FOC Vol. 12 Page 428