Literature references
1 literature reference for Viburnum utile var. ningqiangense Y. Ren & W. Z. Di:
| Author: | Y. Ren & W. Z. Di |
|---|---|
| Year: | 1992 |
| Title: | – |
| Source: | In: Acta Bot. Boreal.-Occid. Sin. 12: 102 |
1 literature reference for Viburnum utile var. ningqiangense Y. Ren & W. Z. Di:
| Author: | Y. Ren & W. Z. Di |
|---|---|
| Year: | 1992 |
| Title: | – |
| Source: | In: Acta Bot. Boreal.-Occid. Sin. 12: 102 |