Hackelia amethystina is a species of flowering plant in the borage family known by the common name amethyst stickseed.

It is found in meadows and openings of Yellow pine forest habitats from 1,370–2,200 metres (4,490–7,220 ft) in elevation, in the Northern California Coast Ranges and in the northern Sierra Nevada primarily within Plumas County.

In the Sierra it is often mistaken in flower for Hackelia nervosa.

Hackelia amethystina is a densely hairy perennial herb 40 to 80 centimeters tall.

Each flower is just over a centimeter wide with blue to pinkish lobes with white appendages at the bases.