[ToC]

 

A. Franklin Shull, Principles of Animal Biology, McGraw-Hill, 1924

FORMATION OF THE CELL PLATE IN A DIVIDING CELL OF THE ROOT TIP OF THE HYACINTH

The position of the cell plate is first marked by thickenings on the spindle fibers [right]. These thickenings increase in size and number during the telephases and eventually a new cell wall is laid down in the plane which they occupied.