From Fritz Müller 4 March 1867
Summary
Reports observations on fertility of orchids he has self-pollinated and crossed with pollen of other species.
| Author: | Johann Friedrich Theodor (Fritz) Müller |
| Addressee: | Charles Robert Darwin |
| Date: | 4 Mar 1867 |
| Classmark: | DAR 142: 102 |
| Letter no: | DCP-LETT-5429 |
