On the germination, development, and fructification of the higher Cryptogamia

Hofmeister, Wilhelm; Currey, Frederick
Published for the Ray Society, by Robert Hardwicke ..., 1862
34. Generation in Cryptogamia This is the English translation of Hofmeister's 1851 work on ferns, mosses, and algae (cryptogams) and revealed how the process of fertilization was due to the alternation of sexual and asexual generation. He also demonstrated how the conifers (gymnosperms) fell between the cryptogams and flowering plants. 
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34. Generation in Cryptogamia

This is the English translation of Hofmeister's 1851 work on ferns, mosses, and algae (cryptogams) and revealed how the process of fertilization was due to the alternation of sexual and asexual generation. He also demonstrated how the conifers (gymnosperms) fell between the cryptogams and flowering plants. 

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