Filter
Botanik & växtvetenskap
Filter
After the publication of On the Origin of Species in 1859 Darwin became fascinated with the potential for botanical experiments to provide evidence for the process of evolution. …
Darwin's impetus for the experiments of which the results are recorded in this book was 'a mere accidental observation; and indeed it required the accident to be repeated before my …
In this investigation of orchids, first published in 1862, Darwin expands on a point made in On the Origin of Species that he felt required further explanation, namely that he …