U. Eysel · Urs Eggli · Ursula Eggli · Uwe Egly
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| IOS Index of Names of Cactaceae Published in 1950-90 | 978-0-947643-37-9 (0-947643-37-0) | 1991 | N. Taylor |
| List of Names of Succulent Plants Other Than Cacti Published 1950-1992 from Repertorium Plantarum Succulentarum | 978-0-947643-63-8 (0-947643-63-X) | 1994 | " |