ABSORPTION ZONE OF ROOT

Model shows the pointed growth resulting from an apical cell with the cells which branch out spirally from point of vegetation. Root shown in longitudes & transverse section, detachable crown of the root removable, mounted on base with key card.

Exhibits the various tissues and scattered closed and collateral vascular bundles in transverse and longitudinal sections in maize. The large pitted vessels, spiral and annular vessels show the anatomy of monocot stem, mounted on base with key card.