| Classification | Brassicaceae: Polyctenium |
| Harvard University Herbaria Barcode(s) | 00019444 |
| Type Status | Isotype |
| Collector | T. J. Howell |
| Collector number | 346 |
| Country | United States of America |
| State | Oregon |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon |
| Locality | Silvers Valley |
| Date Collected | 1885-05-24 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a80073a5-0bca-4acb-88d7-6b6e96891b85 |
| Harvard University Herbaria Barcode | 00019444 |
| Herbarium | GH |
| Family | Brassicaceae |
| Type Status | Isotype |
| Isotype of | Polyctenium bisulcatum Greene |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Polyctenium bisulcatum Greene) Leafl. Bot. Observ. Crit. 1912. 2: 220. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
