Cornell University Library · Nabu Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Outlines of Botany for the High School Laboratory and Classroom : Prepared at the Request of the Botanical Dept. Of Harvard University | 978-1-112-34435-0 (1-112-34435-7) | 2009 |
| Trichomes of the Root in Vascular Cryptogams and Angiosperms | 978-1-141-63810-9 (1-141-63810-X) | 2010 |
G L. · R. L · Robert G. · Robert Greenleaf · Robert L. · Robert Leavitt