| Classification | Hydrophyllaceae: Eriodictyon |
| Harvard University Herbaria Barcode(s) | 00112969 |
| Type Status | Isosyntype |
| Collector | H. M. Hall & H. P. Chandler |
| Collector number | 7400 |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Los Angeles County |
| Locality | San Francisquito Canyon, upper sonoran zone, 3000 feet |
| Date Collected | 1906-06-12 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b5dd2bd5-ebd0-4883-94b8-8505741d6e34 |
| Harvard University Herbaria Barcode | 00112969 |
| Herbarium | GH |
| Family | Hydrophyllaceae |
| Type Status | Isosyntype |
| Isosyntype of | Eriodictyon crassifolium subsp. grayanum Brand |
| Taxon Reference | (for Eriodictyon crassifolium subsp. grayanum Brand) Pflanzenr. [Engler] 1913. 4, Fam. 251: 139. |
| Family | Hydrophyllaceae |
| Determination | Eriodictyon crassifolium var. nigrescens Brand |
| Determined by | D. M. Ferguson |
| Determination Remarks | [current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
