To J. D. Hooker 4 April [1867]
Summary
Rejoices over baby’s improvement.
Horace Darwin has intermittent fever.
Thanks JDH for page of the Farmer, a great service.
R. Trail’s potato grafting case would be of extreme value for demonstrating Pangenesis. [See Variation 1: 395.]
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 4 Apr [1867] |
| Classmark: | DAR 94: 19–20 |
| Letter no: | DCP-LETT-5485 |
To J. D. Hooker 5 April [1867]
Summary
C. Nägeli’s long letter on his four years of work on Hieracium appears to be valuable. Nägeli wants a set of British forms in exchange for German ones.
Sends note on a new genus of Umbelliferae (Drusa) in Canaries; speculates on origin.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 5 Apr [1867] |
| Classmark: | DAR 94: 14–16 |
| Letter no: | DCP-LETT-5488 |
To J. D. Hooker 15 [April 1867]
Summary
Agrees with JDH about Anderson-Henry. He has however described in detail a curious case of the ovaria of Rhododendron directly affected by foreign pollen, like the Chamaerops and date-palm case.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 15 [Apr 1867] |
| Classmark: | DAR 94: 21–2 |
| Letter no: | DCP-LETT-5502 |
To J. D. Hooker 25 [April 1867]
Summary
Has sent JDH’s Genera plantarum to Fritz Müller who finds it useful and offers to supply JDH with Brazilian plants.
| Author: | Charles Robert Darwin |
| Addressee: | Joseph Dalton Hooker |
| Date: | 25 [Apr 1867] |
| Classmark: | DAR 94: 23–4 |
| Letter no: | DCP-LETT-5514 |
