| Classification | Malvaceae: Hibiscus |
| Harvard University Herbaria Barcode(s) | 00260990 |
| Type Status | Syntype |
| Collector | Josiah Gregg |
| Collector number | 481 |
| Country | Mexico |
| State | Coahuila |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Coahuila |
| Locality | Cerros Bravos [Perros Bravos] |
| Date Collected | 1849-09-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ca66bd65-e469-4ebd-b28f-3161eecfe9f1 |
| Harvard University Herbaria Barcode | 00260990 |
| Herbarium | GH |
| Family | Malvaceae |
| Type Status | Syntype |
| Syntype of | Hibiscus denudatus var. involucellatus A. Gray |
| Verified by | W. T. Kittredge |
| Date Determined | 2007 |
| Taxon Reference | (for Hibiscus denudatus var. involucellatus A. Gray) Smithsonian Contr. Knowl. 1852. 3(5): 22. |
| Family | Malvaceae |
| Determination | Hibiscus denudatus Bentham |
| Determination Remarks | [fide P. A. Fryxell, Syst. Bot. Monogr. 25: 206. 1988] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
