Research Article
Phenotypic Variation Profile of Marsilea crenata Presl. Cultivated in Water and in the Soil
Figure 17
Cross section of the stem of M. crenata. (1) = epidermis, (2) = aerenchyma, (3) = septum, (4) = parenchyma, (5) = vascular bundle, and (6) = sclerenchyma.