| Accession no. | Plant no. | Provenance type | Identification status | Date planted |
|---|---|---|---|---|
| RBGM 523328 | 1 | 2 | ||
| RBGM 931650 | 1 | 1 | ||
| RBGM 940502 | 1 | 3 | ||
| Level 1 | Level 2 | Level 3 | Level 4 |
|---|---|---|---|
| Asia-temperate | |||
| China | |||
| China North-Central | |||
| Shandong | |||
| China Southeast | |||
| Zhejiang | |||
| Eastern Asia | |||
| Japan | |||
| Korea |