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To Francis Darwin 3 June [1879]
Summary
Asks whether canary grass and oats have chlorophyll in their cotyledons.
Has been working hard at circumnutation of leaves to see whether sleep movements are exaggerated circumnutation.
Author: | Charles Robert Darwin |
Addressee: | Francis Darwin |
Date: | 3 June [1879] |
Classmark: | DAR 211: 25 |
Letter no: | DCP-LETT-11541 |