| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Trees and Shrubs of Virginia | Paperback | 978-0-8139-2114-3 (0-8139-2114-7) | 2002 | Fred C. Swope |
| Wildflowers of the Shenandoah Valley and Blue Ridge Mountains | " | 978-0-8139-2113-6 (0-8139-2113-9) | 2002 | " |
| Wildflowers of the Shenandoah Valley and Blue Ridge Mountains | Hardcover | 978-0-8139-0814-4 (0-8139-0814-0) | 1979 | " |