Bar = 0.9 cm. c An excised cotyledon just after inoculation on MS
medium supplemented with 2.0 mg/l 2, 4-D. Bar = 1.0 cm. d Callus
initiation from cotyledonary explants on MS medium supplemented
with 3.0 mg/l 1 week after culture. Bar = 0.8 cm. e Proliferated
embryogenic callus on MS medium with 2.0 mg/l 2, 4-D 45 days
after culture. Bar = 0.8 cm