Literature references
1 literature reference for Pinus ponderosa (Gordon) Rob.:
Author: | Rob. |
---|---|
Year: | 1905 |
Title: | – |
Source: | In: Fl. & Sylva 3: 104. 1905. |
1 literature reference for Pinus ponderosa (Gordon) Rob.:
Author: | Rob. |
---|---|
Year: | 1905 |
Title: | – |
Source: | In: Fl. & Sylva 3: 104. 1905. |