| Classification | Rubiaceae: Hedyotis |
| Harvard University Herbaria Barcode(s) | 00097145 |
| Type Status | Isotype |
| Collector | C. H. Muller |
| Collector number | 3234 |
| Country | Mexico |
| State | Coahuila |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Coahuila |
| Locality | Sierra de la Madera, Canon del Agua, Cuatro Cienegas, in rock crevices on walls of high canyons |
| Date Collected | 1939-09-09 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c8dd9a73-2187-4954-ae86-dd07f3932f60 |
| Harvard University Herbaria Barcode | 00097145 |
| Herbarium | GH |
| Family | Rubiaceae |
| Type Status | Isotype |
| Isotype of | Hedyotis mullerae Fosberg |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Hedyotis mullerae Fosberg) Lloydia 1941. 4: 288. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
