Summary

Outlines address to York BAAS meeting on history of geographical distribution. Organising theme: advancement in this science based on ideas enunciated by scientific voyagers. Asks CD’s advice.

Summary

Responds to JDH’s outline history of plant geography.

Considers Humboldt the "greatest scientific traveller who ever lived".

Discusses the origin and rapid radiation of angiosperms in Cretaceous period.

Comments on importance of work of Alphonse de Candolle, Saporta, Axel Blytt.

Summary

Working on York BAAS address; finds CD’s comments helpful. JDH writes detailed response and expansion.

Summary

Responds to JDH on history of plant geography.

Opinion of Humboldt.

Origin of higher phanerogams.

Importance of the occurrence of south temperate forms in the Northern Hemisphere.

Summary

Is making final preparations for his address [at York BAAS meeting] and questions CD on specific points.

Summary

No one could have thought about evolution and not about representative species; yet no one discussed it fully until Origin, including von Baer.

Did not know of Leopold von Buch’s Description physique des îles Canaries [1836] when Origin was published.

"As far as I know no one ever discussed the meaning of the relation between representative species before I did & as I suppose Wallace did in his paper before the Linn. Soc. [1858]."

Summary

Condolences on death of CD’s brother Erasmus. Recalls first meeting CD in Erasmus’ rooms over 40 years ago.

Summary

Erasmus’ death and CD’s sentiments on death.