May play a role in flower development. Expressed in the shoot apical meristem (SAM), in the inflorescence apex and flowers. Not expressed in stage 1 flower. In stage 2 and 3 flowers, expressed in the central area of the floral dome, but not in the sepal anlagen. In stage 5 flower, restricted to the carpel anlagen. Stage 6, 7 and 8 flowers, expressed in the medial ridge. In stage 9 flower, expressed in the septum, style, and stigma. Shortly before anthesis expressed in the stigma and septum.