Page 45 – Transverse branch bundle of leaf
Fig. 38 . Transverse branch bundle of leaf. Cross section view of a transverse branch of a longitudinal vascular bundle in a fully differentiated leaf (cut in longitudinal section). The xylem consists of a single vessel (v) and the phloem consisting of sieve tubes (sit) only. Surrounding the branch bundle are the cells of the endodermal sheath (ens) and those of the parenchymatous, i.e., bundle, sheath (bs). mc. cells of the ground tissue of the mesophyll (i.e., the assimilatory tissue). X400.