| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 2002 |
|
Science Fiction: DAW 30th Anniversary | DAW Books | Anthology | 199 |
| May 2002 |
|
Daw 30th Anniversary Science Fiction/Fantasy | DAW Books | Omnibus | 199|1199 |
| May 2003 |
|
Science Fiction: DAW 30th Anniversary | DAW Books | Anthology | 245 |
| June 2006 |
|
The Butterflies of Memory | PS Publishing | Collection | 25 |
| June 2006 |
|
The Butterflies of Memory | PS Publishing | Collection | 25 |
| September 2011 |
|
The Butterflies of Memory | Gateway / Orion | Collection | |25 |
| April 2014 |
|
The Best of Ian Watson | PS Publishing | Collection | 395 |
| April 2014 |
|
The Best of Ian Watson | PS Publishing | Collection | 395 |