Abstract:Based on the investigation, collection and study of Pittosporum sp. from Youhao village, Baihe County, we firstly found new geographic distribution records of Pittosporum brevicalyx (Oliv.) Gagnep. was discovered in Shaanxi Province for the first time. Pittosporum sp. are mainly distributed in subtropical areas south of the Qinling Mountains in China, the report expanded the distribution area of this species from northeastward to the Daba Mountains of Shaanxi Province, enriching the distribution records of plants in Qinling-Daba Mountains, and providing basic data for the study of species diversity in the Daba Mountains.