| volume | volume (sub)title | year(s) | indexed illustrations (© plantillustrations.org) | ID volume | contributor |
|---|---|---|---|---|---|
| vol. 1 | 1875-1882 | indexed illustrations: 103 | 5272 | Swiss Orchid Foundation at the Herbarium Jany Renz. Botanical Institute, University of Basel, Switzerland | |
| vol. 2 | 1884-1894 | indexed illustrations: 98 | 5273 | Swiss Orchid Foundation at the Herbarium Jany Renz. Botanical Institute, University of Basel, Switzerland |