448 GLOSSARY 



alent to the •• plastids '" of Scliimper, including '* anaplasts " (amyloplasts), 



"autoplasts" (chloroplasts). and chiomoplasts. (A. Meyer, 1882-83.) 

 Yolk-nucleus, a word of vague meaning applied to a cytoplasmic body, .single or 



multiple, that appears in the ovarian egg. [Named '' Dotterkern " by Carus, 



1850.) 

 Zygote or Zy'gospore (^i>yov. a yoke), the cell produced by the fusion of two 



conjugating cells or gametes in some of the lower plants. 



