fi 



432 



THE BEGINNINGS OF LIFE. 



both animal and vegetal— possess or are endowed with 

 a natural tendency to develop into higher forms. Thus 

 Kiitzing, in his prize essay on the Transformations of 



Mr 



that from 



■ one and the same organic material^ even when it has 



[ 



] 



cumstances of the surrounding medium^ are Algals, 



Mosses 



of these, when produced, are capable of generating 



plants belonging to different orders/ 



Whilst else- 



where 2^ after stating that simple Algse under certain 

 circumstances <^may raise themselves to vegetations of 

 a higher form/ he expressly affirms that ^the same 



mations of altogether different kinds/ Again, Prof. 

 Reissek^ says he has seen Conferv^e arising from the 

 metamorphosed chlorophyll vesicles of ordinary flower- 

 ing plants, and that he has also observed similar forms 

 produced by the development, under unusual conditions, 

 of pollen-grains. Similar views have been announced 



Meye 



modes of origin of 



the same kinds of Lichen, and as to the convertibility 

 of different forms. Such views are, moreover, con- 

 firmed by the observations of Dr. Braxton Hicks, 



i 



^ *Introd. to Cryptogam. Botany,' 185 



2 'Ann. des Sc. Nat/ n. s. vol. ii. p. 225. 



3 'Bot. Zeit; July 19, 1844. 



* ' Ueber die Entwickeliing &c. der Flechten.' 



IB 





S 





certainty 



ever 



be preP^ 



says the process 



otter kind of Ag 

 few of the 



near the 



not happei 



floating 



necessaril 



c 



superior formation may be produced by primitive for- 1 j'rot inexplica 



tke lower forms 



' See k^^tnih D, 



' It ril afterwards 

 ^ recorded 



conci 



'« (P- 53;), 



'Vneoced with 



an 



rejr 



Cr '"finite 



^min 



1[ 





'*'St 



'"*red 



"•■ged 



a.c 



j:ain 



to 



\u ''^ the c 



