[4][5] Under the rhizome are thick secondary roots,[2][3][4] that are slightly branched, 8–10 cm (3–4 in) long and 2 mm wide.

[2][3] It has linear or ensiform (sword shaped), green, basal (growing from the base) leaves.

[6] The falls have dark brown veining,[2][4] and in the centre, a pale yellow beard.

[3] In 2008, a chromosomal study was carried out on various iris species within Russia.

[8][9] As most irises are diploid, having two sets of chromosomes, this can be used to identify hybrids and classification of groupings.

[3][4][10] The plant is named after Soviet dendrologist Dmitry Petrovich Vorobyov (1906–1985).

[4][7] Including, within the Ussair region (on the southern side of Amur River),[15] and it is also found growing beside Lake Lotos.

[3] It is protected due to the habitat suffering frequent fire destruction and human development activities.

[3] Iris vorobievii is difficult to cultivate, due to its short lifespan.

[3] The iris has a ground creeping rhizome that produces 2–3 branches, but unlike other species, they do not mature and the plant soon dies after flowering.