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From Asa Gray 5 September 1862
Summary
Suggests CD try to get Lythrum hyssopifolia from France.
Dimorphic flowers.
Differences between newly opened and older orchids.
Flowers of Spiranthes and Goodyera.
| Author: | Asa Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 5 Sept 1862 |
| Classmark: | DAR 111: 81, DAR 165: 117 |
| Letter no: | DCP-LETT-3712 |
From Asa Gray 22 September 1862
Summary
Last chapter of Orchids opens up a "knotty sort of question about accident or design".
Changes in orchid flowers as they age.
Thinks CD may find trimorphism in Nesaea verticillata.
| Author: | Asa Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 22 Sept 1862 |
| Classmark: | DAR 165: 118, 119 |
| Letter no: | DCP-LETT-3736 |
