From J. D. Hooker   [12 December 1843 – 11 January 1844]

Summary

Henslow has sent him CD’s Galapagos plants along with Macrae’s. JDH impressed by the island endemism, which "overturns all our preconceived notions" on centres of radiation. Describes the extent, and the sharp demarcation at longitude 60° W, of the American and European Northern Hemisphere floras. CD’s plants among those he is using to do Antarctic flora. Drimys winteri shows a graded series of states down the length of the South American continent.

Letter details

Record number

DCP-LETT-723

From

Joseph Dalton Hooker

To

Charles Robert Darwin

Date

[12 Dec 1843 – 11 Jan 1844]

Sent from

unstated

Source of text

DAR 104: 206–7

Physical description

4pp inc ††

Contributor

Darwin Correspondence Project[View Ɛpsilon collection]

Also published in The Correspondence of Charles Darwin, vol. 2.

• Darwin, C. R.
• Hooker, J. D.