ZIV. 



Figure 114, f^uercus Wislinzeni . Cross-section through 

 jfp, E52) an undetermined Cynips gall, Bp, epi- 

 dermis; M, outer mechanical mantle; 

 St, outer nutritive mantle filled with 

 starch, Mg inner mechanical majitle. 



The inner nutritive mantle lies \7ithin 

 Ivlg and is not dr arm, (Original) . 



Figure 115. Acer . Cross-section chrouch the maple gall 

 (p, E52) of Pediaspis Ac eriu. The innermost cells 

 contain thicfe, clouded cytoplasm and 

 numerous oil-drops. In some may be seen 

 clear vacuoles, f Original) 



Figtjre 116. 

 (p, a53) 



Figure 117, 

 (p. B55) 



Lignin bodies from various galls, a, early 

 developmental stages from the gall of 

 Cynips tinctoria , b, later stages 

 Cynips strobilaJaa * (a, after Hartwich, 

 b, briginal) . 



Acer Pseudo-plant anu s. Part of cross- 

 section through a sac gall of Phytoptus 

 maororrhynchus , (Original), 



Figure 118, Some cells from the "star- parenchyma" 

 (p. 256) (aerating tissue) of the Kollari gall. 

 (Original) . 



Figure 119, Quercus V/isleae ni, Longitudinal section 

 (p. £59) through a cynipos gall which encloseE 

 three cavities. In E, a structure 

 resembling a secretory sac, beneath it 

 a layer of cells thickened on one side, 

 Tr. thick-walled trichome. (Original) . 



Figure 130. Oxalis crasscau&8. A, normal starch grains, 

 (p, ass) B, aiinormal starch grains; from a 

 "leaf tuber" of tihe same plant, 

 "After V'ochting.) 



Figure ISl, Quercus . A, some libriform fibres and pieces 

 (p. 288) oT ducts, B, cells from the gall of 



Spath^gaster baccarum. (Original) . 



jes 



