| Classification | Portulacaceae: Calandrinia |
| Classification 1 | Portulacaceae: Lewisia |
| Harvard University Herbaria Barcode(s) | 00037514 |
| Type Status | Holotype |
| Collector | T. S. Brandegee & F. Tweedy |
| Country | United States of America |
| State | Washington |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Washington |
| Locality | Near Mount Stewart |
| Date Collected | 1883 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/79b5a624-2497-407d-ba2e-b9ba324e2581 |
| Harvard University Herbaria Barcode | 00037514 |
| Herbarium | GH |
| Family | Portulacaceae |
| Type Status | Holotype |
| Holotype of | Calandrinia tweedyi A. Gray |
| Taxon Reference | (for Calandrinia tweedyi A. Gray) Proc. Amer. Acad. Arts 1887. 22: 277. |
| Family | Portulacaceae |
| Determination | Lewisia tweedyi (A. Gray) B. L. Robinson |
| Determined by | J. E. Hohn |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
