Cape pondweed or water hawthorn (Aponogeton distachyus): flowering stems and leaves. Coloured zincograph by L. Constans, c. 1851, after himself.
- Constans, L., approximately 1850.
- Date:
- [1851-52]
- Reference:
- 26345i
Licence: Public Domain Mark
Credit: Cape pondweed or water hawthorn (Aponogeton distachyus): flowering stems and leaves. Coloured zincograph by L. Constans, c. 1851, after himself. Wellcome Collection. Source: Wellcome Collection.
