81 



is cut off, give reliable information as to the germinating capacity 

 which is to be expected of the bulk when it becomes " germinating- 

 ripe." 



As the cutting of the seeds does not touch the embryo, the lack of 

 " germinating-ripeness " can scjarcely be due to a latent condition of the 

 embryo, but may be the result of a condition of the seed-coat in which, 

 probably, oxygen, carbonic acid and other products are unable, or only 

 partially able, to force their way through the seed coat. 



Table l.—Tabelle 1. 



Table 2. — Tdbelle 2. 



