4.2.3.16 flower - 693992 4.2.3.16 leaf - 210766, 210768, 210770, 586994 4.2.3.16 leaf glandular trichome secretory cells 210765, 210767, 210773, 3768 4.2.3.16 leaf the first two pairs of leaves from 40-day-old seedlings are used as primary explants for transformation 693992 4.2.3.16 seed from natural populations, germinated under sterile conditions 693992 4.2.3.16 stem - 210753, 693992 4.2.3.16 trichome - 682075