An electron microscopic structure, showing a portion of wall, ectoplast, endoplast, tonoplast, vacuoles nuclear structure, plastids, mitochondria etc, mounted on base with key card.
Model shows the transverse and longitudinal section of a dicotyledonous stem in which case the cambium ring has been formed but no secondary growth has yet taken place. Showing epidermis, lentice, cork layer, cork cambium, cortical parenchyma, starch sheath medullary rays, phloem, sieve plate, sieve tube, phloem parenchyma and inter fasicular cambium, Xylem, pitted vessels pith etc, mounted on bas....
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.
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.