Darwin-Hooker Letters : Letter from J. D. Hooker to C. R. Darwin [27] June 1857
Hooker, Joseph Dalton
Darwin-Hooker Letters
<p style='text-align: justify;'>Embryology of plants of low systematic order. Comparative development begins only with first post-cotyledonary leaves.</p><p style='text-align: justify;'>Curt letter to JDH from George Henslow.</p>