It has green broad leaves, short stems, large flowers in various shades of blue.

Sharing similar size, shape, leaf margin but having smaller flowers.

[2] It generally grows to a height of between 15 and 25 cm (6 and 10 in) tall,[4] in late spring or early summer.

[8] It was collected from Bokhara in Eastern Turkestan in 1899, by a plant collector on behalf of the Van Tubergen nurseries in Haarlem, the Netherlands.

[4] Mr Foster chose Mrs Willmott due to her interest in irises.

[12] It grows wild in the stony foothills of the Pamir Mountains,[4] at around 2900m above sea level.