Dicot Stem T. S.

Description

This model exhibits the various tissues and the scattered, closed and collateral vascular bundles in transverse and longitudinal sections in maize. The large pitted vessels, spiral and annular vessels show the cell wall thickenings in L.S. Useful model for teaching anatomy of monocot stem. Mounted on base with keycard.

Description

This 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. Useful model for study of 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, bordered pitted vessels, annular vessels, spiral vessels, pith etc. Mounted on base, with key card.

Description

Any of the common type of seeds, set of seven models, small size, mounted on board, with key card.

Description

A highly enlarged model, as seen under electron microscope, a portion of wall is removed to show ectoplast, endoplast, tonoplast, vacuoles, nuclear structure, plastids, mitochondria etc. mounted on base with key card.