| Classification | Boraginaceae: Macromeria |
| Harvard University Herbaria Barcode(s) | 00097500 |
| Type Status | Holotype |
| Collector | J. A. Steyermark |
| Collector number | 35898 |
| Country | Guatemala |
| State | San Marcos |
| Geography | North America: Central America (Region): Guatemala: San Marcos |
| Locality | Upper south-facing forested slopes of Volcán Tajumulco, between Las Canojas and top of ridge, 7 miles from San Sebastian, dry upper slopes, 3300-3900 m |
| Date Collected | 1940-02-16 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ed72d8d2-9b56-4122-8e2c-5e66b7707a86 |
| Harvard University Herbaria Barcode | 00097500 |
| Herbarium | GH |
| Family | Boraginaceae |
| Type Status | Holotype |
| Holotype of | Macromeria guatemalensis I. M. Johnston |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Macromeria guatemalensis I. M. Johnston) J. Arnold Arbor. 1948. 29: 232. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
