Nierembergia linariifolia, called the narrow-leaved cupflower, is a species of plant described by Robert Graham.

[2] Nierembergia linariifolia is part of the genus Nierembergia and the family Solanaceae.

[3] It has gained the Royal Horticultural Society's Award of Garden Merit.

[4] It is native to central South America, and has been introduced to New South Wales, Australia.

[5] The following subspecies are accepted:[3]