Iris nigricans is a flowering plant in the family Iridaceae.

[1] The flowers are blackish-purple and 12–15 centimetres (4.7–5.9 in) in diameter, and the plants are 35 cm (14 in) tall with recurved leaves.

It needs direct sun and sharp drainage.

[2] It is endemic to Jordan and is an endangered species.

The species bearing black flowers are sometimes confused with Iris nigricans.