| Title | Catalogue of the Known Plants of Oregon, Washington, and Idaho, A |
| Abbreviation | Cat. Pl. Oregon |
| Authors | T. J. Howell |
| Publication Dates | 15 Feb 1887 |
| TL2 | 3.096 |
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| Title | Catalogue of the Known Plants of Oregon, Washington, and Idaho, A |
| Abbreviation | Cat. Pl. Oregon |
| Authors | T. J. Howell |
| Publication Dates | 15 Feb 1887 |
| TL2 | 3.096 |