"Stages in the division of a grandmother cell of microspores or pollen grains of a lily, somewhat diagrammatic. 9, multipolar spindle stage." -Stevens, 1916

Division of Grandmother Cell Stage 9

"Stages in the division of a grandmother cell of microspores or pollen grains of a lily, somewhat diagrammatic.…

Ninth and final stage in plant cell division: "A nuclear membrane has been formed about each daughter nucleus, and the dividing cell-wall is complete." -Stevens, 1916

Plant Cell Division 9

Ninth and final stage in plant cell division: "A nuclear membrane has been formed about each daughter…