Literature references
4 literature references for Pinus ponderosa (Balf.) Engelm.:
| Author: | Engelm. |
|---|---|
| Year: | 1880 |
| Title: | – |
| Source: | In: Trans. St. Louis Acad. Sci. 4: 177. 1880. |
| Author: | Engelm. |
|---|---|
| Year: | 1880 |
| Title: | – |
| Source: | In: Trans. St. Louis Acad. Sci. 4: 177. 1880. |
| Author: | Engelm. |
|---|---|
| Year: | 1880 |
| Title: | – |
| Source: | In: Trans. St. Louis Acad. Sci. 4: 177. 1880. |
| Author: | Engelm. |
|---|---|
| Year: | 1880 |
| Title: | – |
| Source: | In: Trans. St. Louis Acad. Sci. 4: 177. 1880. |