Claim: The Iris latistyla has two spathes and the flowers are 5 cm in diameter with two pairs of petals.
Evidence: The stems have 3 spathes (leaves of the flower bud), that are green, narrow, lanceolate, they end in a point (acuminate) and 2.5–4.5 cm (1–2 in) long and 6–8 mm wide.