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Pollen development in tobacco
Legend:
A tetrads
C unicellular, just before mitose I
D bicellular, just after mitose I
E mid-bicellular
G just before mitose II in the pollen tube
H just after mitose II in the pollen tube
VK vegetative nucleus
GK generative nucleus
SK sperm nucleus
B unicellular
F ripe pollen
English name: Tobacco
Scientific name: Nicotiana tabacum
Familia: Solanaceae
Classis: Dicotyledonas
Phylum: Angiospermae
Regnum: Plantae
Fluorescence microscopy images of developing pollen in tobacco (Nicotiana tabacum cv Samson) following meiosis. The cells have been colored with DAPI to visualize the nuclei.
Authors: Peter de Groot, Mieke Wolters-Arts (Experimental Botany; KUN), Elisabeth Pierson (General Instrumentation; KUN). Bars 10 µm: for A-F in F; for G and H in H.