Buddleja incana is a species of shrub or tree in the family Scrophulariaceae.

[5] Buddleja incana is a dioecious tree or shrub, 4 – 15 m tall, the trunk < 50  cm at the base, the bark brownish and furrowed.

The coriaceous leaves are mostly oblong, 7 – 21 cm long by 1 – 5 cm wide, the upper surface glabrescent, often bullate or rugose, the lower white or yellowish tomentose.

The yellow to orange paniculate inflorescences have 2 – 3 orders of leafy-bracted branches bearing heads 1 – 1.5 cm in diameter, each with 15 – 40 flowers, the corollas 3 – 4 mm long.

[5] Buddleja incana is present in Bolivia, Peru, Ecuador and Colombia, growing in canyon bottoms along streams at elevations of 2,700 – 4,500 m.[5] Buddleja incana is called kiswar in Quechua,[6][7] kiswara in Aymara,[8] quishuar in Spanish.