| Classification | Alliaceae: Allium |
| Barcode(s) | 00029744 |
| Type Status | Holotype |
| Collector | A. E. Bidwell |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Butte County |
| Locality | Chico, Mts. [Mountains] |
| Date Collected | 1878-05-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/09fb2a47-b538-4cd5-8439-ce7245fe6e82 |
| Harvard University Herbaria Barcode | 00029744 |
| Herbarium | GH |
| Family | Alliaceae |
| Type Status | Holotype |
| Holotype of | Allium bidwelliae S. Watson |
| Verified by | Kittredge, Walter Tobey |
| Date Determined | 2025 |
| Determination Remarks | [filed under] |
| Taxon Reference | (for Allium bidwelliae S. Watson) Proc. Amer. Acad. Arts 1879. 14: 231. |
| Family | Alliaceae |
| Determination | Allium campanulatum S. Watson |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2025 |
| Determination Remarks | [current name] |
| Family | Alliaceae |
| Determination | Allium campanulatum S. Watson |
| Determined by | Ownbey, Marion |
| Date Determined | 1946 |
| Family | Alliaceae |
| Determination | Allium bidwelliae S. Watson |
| Determined by | Ownbey, Marion |
| Date Determined | 1946 |
| Annotation Text | TYPE |
| Family | Alliaceae |
| Determination | Allium bidwelliae S. Watson |
| Determination Remarks | [label name] |
| Annotation Text | n. sp. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |