Influence of Abscisic Acid and Sucrose on Somatic Embryogenesis in Cactus Copiapoa tenuissima Ritt. forma mostruosa
Figure 3
Callus of the cactus C. tenuissima Ritt. forma mostruosa on the media (bar = 0.1 mm): (a) without ABA (magnification ) and (b) with a high concentration of ABA (10 μM; magnification ).