A soft floral flare develops below a strapless bodice with a small central dip. The dress sits closer through the hips and then moves into broader pale panels farther down. Floral motifs continue across those areas. Additional fabric is visible on the ground behind the skirt, but that rear area alone does not explain the front transition.
Follow one outer side edge first. Find the section where the narrower line begins to move outwards, and only then return to the floral pattern. This separates the actual contour from the decorative distribution. The photograph is frontal and cannot fully establish how strongly the opening appears from the side.
At a comparable fitting, request a side photograph with your arms relaxed. Walk a few steps and compare the new position of the lower panels. Record whether you prefer a gradual transition or a stronger change. Neither the street setting nor the photographed pose establishes the movement available in the actual dress.