Figure 1From: Patterns of MADS-box gene expression mark flower-type development in Gerbera hybrida(Asteraceae)Gerbera flower developmental stages from 1 to 5. The different stages (1–5) of early flower development are shown with perfect disc flowers that are morphologically similar to ray flowers until stage 4. Stage 5 for ray flowers is shown in figure 2 A.Back to article page