Claim: The Diuris callitrophila's labellum has three lobes, the centre lobe is fan-shaped and there are two broad callus.
Evidence: The labellum is 10–15 mm (0.4–0.6 in) long and has three lobes. The centre lobe is fan-shaped, 10–15 mm (0.4–0.6 in) long and 8–15 mm (0.3–0.6 in) wide and the side lobes are 3–6 mm (0.1–0.2 in) long and 1–3 mm (0.04–0.1 in) wide. There are two broad callus ridges 5–6 mm (0.20–0.24 in) long at the base of the mid-line of the labellum.