| Classification | Byttneriaceae: Waltheria | 
| Harvard University Herbaria Barcode(s) | 00056987 | 
| Type Status | Isotype | 
| Collector | C. Wright | 
| Collector number | 904 | 
| Country | United States of America | 
| State | Arizona | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona: Cochise County | 
| Locality | N. Mex., Sonora [on the Sonoita, near Deserted Rancho] | 
| Date Collected | 1851-09-** | 
| Habitat | [Rocky hills] | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f333e577-0130-4ca4-ba9a-a27461cb1210 | 
| Harvard University Herbaria Barcode | 00056987 | 
| Herbarium | GH | 
| Previous ownership | ex Herb. John A. Lowell, transferred from the Boston Society of Natural History to GH, Oct. 2, 1941 | 
| Family | Byttneriaceae | 
| Type Status | Isotype | 
| Isotype of | Waltheria detonsa A. Gray | 
| Verified by | J. G. Saunders (TEX) | 
| Date Determined | 1995-10-** | 
| Taxon Reference | (for  Waltheria detonsa A. Gray) Smithsonian Contr. Knowl. 1853. 5(6): 24. | 
| Family | Byttneriaceae | 
| Determination | Waltheria detonsa A. Gray | 
| Determined by | J. G. Saunders (TEX) | 
| Date Determined | 1993-12-** | 
| Determination Remarks | [current name] | 
| Family | Byttneriaceae | 
| Determination | Waltheria detonsa A. Gray | 
| Determination Remarks | [label name] | 
| Annotation Text | Pl. Wr. 2. 24 | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |