Fig. 1From: RNA-seq analysis of an apical meristem time series reveals a critical point in Arabidopsis thaliana flower initiationScanning electron micrographs (SEM) and photographs showing the developmental stages of the shoot apical meristem (SAM). The region that was collected as the meristem sample is false colored green in the SEM images. Leaves covering the meristem were removed. The rosette photographs provide a whole-plant view at the stages of collectionBack to article page