414 BevtJui Rees : Longevity of Seeds. 



Plate LXXXI. 



All sections stained with chlor-zinc-iodine. 

 Fit;, a. — Seed coat of Indigofera arrecta after maceration in 

 chloroform. 



-Similar sections of Cytisus albus. 



-Seed coat of Acacia melanoxylon apparently unchanged 

 by maceration in chloroform. 



-Same after treatment with glycerine at 200 deg. 



-Seed coat of Melilotus alba after section treated with 

 chloroform. 



-Seed coat of Albizzia lophantha (untreated). 



-Same after maceration in chloroform. 



-Seed coat of Canna indica after maceration in chloro- 

 form. 



The coloured plate accompanying this paper was originally printed in 

 the " Joiu-nal of Agriculture," and I have to thank the Hon. Gr. Graham, 

 M.L.A., Minister of Agriculture, for the gift of copies of the plate for 

 inclusion in the present volume. 



