United States National Arboretum contribution.
- Publisher: U.S. Dept. of Agriculture, Agricultural Research Service :
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 1179223057
- Subject: Botany Periodicals.
- Subject code: QK
- Publication history: No. 6 (1992)-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.7 1994; no.8 1995 | permanent |