after Immersion in Liquid Air 



679 



To the writer the consonance of the results of a long series of 

 experiments by different persons, by subjecting seeds to extremely 

 low temperatures, appeals with its cumulative force. The facts 

 lend a new significance to the latent life of seeds. 



Partial Bibliography 



/ 1834. Edwards, M. & Colin, M. De F influence de la temperature 



sur la germination. Ann. Sci. Nat. II. 1 : 257-270. 



i860. Wartman 



Note relative a F influence de froids excessifs sur 



r 



la graines. Arch. Sci. Phys. et Nat. 8: 227. 



1865. ^ e Candolle, A. De la germination sous les degres divers de 

 temperature constante. Arch. Sci. Phys. et Nat. 24: 243-282. 



f 1879. De Candolle, C. & Pictet, R. Recherches concernant Faction 



des basses temperatures sur la faculte germinative des graines. 

 Arch. Sci. Phys. et Nat. 2 : 354, 629. 



1892. Dewar & McKendrick. On Liquid Air. Proc. Roy. Inst. 



12 : 699. 



, 1897. Brown, H. T. & Escombe, F, Note on the Influence of very 



low Temperatures on the germinative Power of Seeds. Proc. Roy. 

 Soc. 62 : 160-165. 



s 1899. Thiselton-Dyer, W. On the Influence of the Temperature of 



Liquid Hydrogen on the germinative Power of Seeds. Proc. Roy. 

 Soc. 65: 361;, Ann. of Bot. 13: 699. 



Ohio Agricultural Experiment Station, 

 Wooster, Ohio. 



