Thidiazuron (TDZ) induced organogenesis and clonal fidelity studies in Haloxylon persicum (Bunge ex Boiss & Buhse): an endangered desert tree species

H. persicum showing different stages of development under in vitro condition. a Adventitious bud formation from explant and callus formation at the base in MS medium supplemented with 2 μm TDZ. b Induction and multiplication of shoot buds in 0.5 μm TDZ media. c Shoot induction after 6 weeks of culturing. d Histology analysis showing the formation of meristematic structures at the surface differentiated to form numerous shoot primordia. e Presence of tracheal neoelements. f Formation of meristematic centres known as pro-meriste