Fig. 2 Scanning electron micrographs of organogenesis from cotyledonary node explants of P. Pinnata induced on MS media supplemented with 1 mg l^-1 TDZ (1 week after culture).
(a) Preconditioned CN excised from seedling grown on MS + 1 mg l^-1 (BA).
(b) CN excised from normal seedling grown on MS media.