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EXPLANATION OF PLATES XXI-XXIII 
All figures X 1600 
PLATE XXI 
ne mother cells of Fagopyrum esculentum 
Fic. 1.—Long-styled form: early prophase. 
Fic. 2.—Short-styled form: same stage as fig. 1. 
Figs. 3-5.—Long-styled form: successive stages in synapsis. 
Fic. 6.—Short-styled form: same stage as fig. 5 
Fic. 7.—Short-styled form: early pachyténe stage. 
Fic. 8.—Long-styled form: later pachyténe stage. 
Fic. 9.—Long-styled form: strepsiténe stage. 
IG. Io. tne snes ge gathering together of chromatic substance 
in the formation of gem 
Fic. 11. s Sheela ee diakinesis. 
Fic. 12.—Long-styled form: diakinesis. 
