3o6 



MEMOIRS OF THE NEW YORK BOTANICAL GARDEN 



Plant Arrangement Partition Division by Author Mother-Wall 



Apocymim row, pyra- 



mid, square " " " Frye & Blodgett 



rhomb, 

 tetrahedral " " " " " 



bi- 



A Ithaea 



quadri- 



tetrahedral quadri- 



qua 



Iri- 



Tischler 

 no cell-plates Baranetzky 



