Research Article

Effects of Sucrose and Other Additives on In Vitro Growth and Development of Purple Coneflower (Echinacea purpurea L.)

Figure 2

Growth of callus on agar media containing MS basal elements, 3% sucrose, and other additives: (a) 0.1 mgL−1 BA + 0.0 mgL−1 proline; (b) 0.1 mgL−1 BA + 150 mgL−1 proline; (c) 0.1 mgL−1 BA + 450 mgL−1 proline; (d) 0.1 mgL−1 BA + 1000 mgL−1 proline. All green buds develop to shoots within 6 weeks.
402309.fig.002a
(a)
402309.fig.002b
(b)
402309.fig.002c
(c)
402309.fig.002d
(d)