| Classification | Euphorbiaceae: Croton |
| Harvard University Herbaria Barcode(s) | 00047101 |
| Collector | C. H. Muller & M. T. Muller |
| Collector number | 448 |
| Country | Mexico |
| State | Nuevo León |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Nuevo León: Monterrey |
| Locality | Sierra Madre Mts |
| Date Collected | 1933-07-12 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d5d19b2d-4e94-48db-97cd-c6d5c761c22d |
| Harvard University Herbaria Barcode | 00047101 |
| Herbarium | A |
| Family | Euphorbiaceae |
| Determination | Croton fruticulosus var. fuscescens Müller Argoviensis |
| Determined by | L. Croizat |
| Date Determined | 1943 |
| Determination Remarks | [is filed under name] [is Current name] |
| Annotation Text | (= var. acutifolia! Crz mss) [ined.] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
