Kageneckia angustifolia (also known as frangel) is a species of plant in the family Rosaceae.

It grows from Limari to Talca (30 to 35°S) in the Chilean Coast Range and in the Andes.

It is an evergreen small tree or shrub that measures up to 5 m (16 ft) tall, the bark is greyish-brown and sheds in longitudinal strips.

The flowers are unisexual star-shaped and white, solitary or clustered in axillary inflorescences.

[clarification needed] Kageneckia in honour of Frederick von Kageneck, Austrian ambassador to Madrid.