Description from
Flora of China
Incarvillea variabilis var. przewalskii Batalin, Trudy Imp. S.-Peterburgsk. Bot. Sada 14: 180. 1895; I. sinensis subsp. variabilis f. przewalskii (Batalin) Grierson.
Flowers pale yellow. Fl. Jul-Sep.
* Slopes; 2000-2600 m. Gansu, Qinghai, Shaanxi, NW Sichuan.
