Darwin-Hooker Letters : Letter from C. R. Darwin to J. D. Hooker [5 or 12 November 1845]
Darwin, Charles Robert
Darwin-Hooker Letters
<p style='text-align: justify;'>Thanks for Antarctic flora [<i>Flora Antarctica</i> (1844–7)].</p><p style='text-align: justify;'>Agrees geographical distribution will be "the key which will unlock the mystery of species".</p><p style='text-align: justify;'>Could JDH look over a rough sketch on species?</p>