... vascu-lar tissue of cotyledons and mature leaves, whereas, in the flowers, the anthers, connectives and filaments and the base and tip of the stigmata were stained. Similar to BPM2, BPM3 and BPM5 promoter:GUS ... cotyledons and in the central cylinder of the root, but not in the lower parts of the hypocotyl (a). Rosette leaves werestained in the vascular tissue of the leaf blade, whereas the petiole and older ... leaves and in the anthers of dif-ferentiated flowers. We also detected meagre expres-sion along the root, with most obvious stainingpresent at the lateral root primordia and the base of the lateral...