Darwin Online Manuscript Catalogue
| Identifier: | CUL-DAR77.59-60 |
| Date: | [Undated] |
| Name: | Darwin Charles Robert |
| Attributed title: | Ipomoea purpurea scale 1/40 of inch to inch Both diagrams — this is best t / Draft of Cross and self fertilisation, p. 53 diagram. |
| Description: | Ipomoea purpurea |
| Document type: | Draft |
| Cross reference: | [Marginalia vol.3] |