Fig. 95 Casparian strip . The strip surrounds the endodermal root cell.
a waterproof thickening on the radial (side) and end walls of endodermal root cells (see ENDODERM which is thought to influence the route by which water passes from the cortex into the VASCULAR BUNDLE of the STELE.
sprucei, with vascular tissues centered and surrounded by an endodermis with Casparian strips, with the xylem seen in transversal section as an open V of long arms, at the end of which a small amount of phloem is formed, a type also found in B.