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tion, which dissolves animal matter afterwards to be 

 absorbed, may be said to feed like an animal. But, dif- 

 ferently from an animal, it drinks by means of its roots ; 

 and it must drink largely, so as to retain many drops 

 of viscid fluid round the glands, sometimes as many as 

 two hundred and sixty, exposed during the whole day 

 to a glaring sun. " 



PIG. 15. — LEAF OF DROSF.RA ROTOND1FOLIA (ENLARGED FOUR TIMES), WITH THE 

 TENTACLES ON ONE SIDE INFLECTED OVER A BIT OF MEAT PLACED ON 

 THE DISK. (AFTER DARWIN, " INSECTIVOROUS PLANTS," P. 10.) 



Two years before Mr. Darwin's work on this sub- 

 ject appeared I published the following observations on 

 Drosera in the American Naturalist, vol. vii., p. 705. 



On the 7th July, 1873, I started in search of D. fili- 



