Fig. 1.
Development stages of Menyanthes trifoliata in vitro and in vivo (soil-grown) conditions. a Seeds after surface sterilization. b Seeds germination after 1 month, c 6 weeks old in vitro plant, d 3 month old plant in soil, eM. trifoliata after 1 year, f plants in vitro cultured in liquid SH medium (bar = 1 cm)