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From J. D. Hooker 7 November 1877
Summary
Sent rare cycad seeds for CD’s cotyledon study.
Welwitschia seed germinated at Kew had ordinary cotyledons. JDH thinks mature Welwitschia leaves are original cotyledons.
Author: | Joseph Dalton Hooker |
Addressee: | Charles Robert Darwin |
Date: | 7 Nov 1877 |
Classmark: | DAR 104: 97–8 |
Letter no: | DCP-LETT-11227 |