FIG. 50. A, Globularia cordifolia, the micropylar end of the embryo-sac has grown 

 out into an extensive haustorium furnished with nuclei from the endosperm;/, 

 funiculus ; after BILLIXGS. IO B, Plantago lanceolata, longitudinal section of ovule 

 after embryo is somewhat advanced, showing extensive haustorial system; after 

 BALICKA-IWANOWSKA. (7, Stylidium squamellosum, embryo-sac after second 

 division of endosperm nucleus ; e, egg ; j9, pollen-tube ; after BuRus. 85 Z>, Byblis 

 gigantea, longitudinal section of seed with branching haustoria in both micropylar 

 and antipodal regions ; A, haustorium ; g^ embryo ; , endosperm ; after Lx>*G. 91 



107 



