Claim: The Diuris disposita has yellow flowers with brown markings and its sepals are green and brownish.
Evidence: It has one or two linear leaves at its base and up to seven yellow flowers with brown markings. The sepals are linear to sword-shaped, green and brownish, 10–24 mm (0.4–0.9 in) long, about 2 mm (0.08 in) wide, turned downwards and parallel to, or crossed over each other.