| volume | volume (sub)title | year(s) | indexed illustrations (© plantillustrations.org) | ID volume | contributor |
|---|---|---|---|---|---|
| vol. 1 | 1890 | indexed illustrations: 50 | 2024 | Missouri Botanical Garden, St. Louis, U.S.A. | |
| vol. 1(1) | 1891 | indexed illustrations: 0 | 4677 | New York Botanical Garden, U.S.A. | |
| vol. 1(2) | 1891 | indexed illustrations: 0 | 4678 | New York Botanical Garden, U.S.A. | |
| vol. 2 | 1891 | indexed illustrations: 50 | 2025 | Missouri Botanical Garden, St. Louis, U.S.A. |