| Classification | Onagraceae: Meriolix | 
| Classification 1 | Onagraceae: Calylophus | 
| Classification 2 | Onagraceae: Oenothera | 
| Harvard University Herbaria Barcode(s) | 00072239 | 
| Type Status | Type | 
| Collector | A. A. Heller | 
| Collector number | 1600 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Kerr County: Kerrville | 
| Date Collected | 1894-04-19 - 1894-04-25 | 
| Elevation | 1600 - 2000 m | 
| Verbatim Elevation | Elevation, 1600-2000 feet | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d2aa28c6-2e4f-4620-8afe-47e46fb91d8d | 
| Harvard University Herbaria Barcode | 00072239 | 
| Herbarium | GH | 
| Family | Onagraceae | 
| Type Status | Type | 
| Type of | Meriolix melanoglottis Rydberg ex Small | 
| Annotation Text | [Annotated on sheet] | 
| Taxon Reference | (for  Meriolix melanoglottis Rydberg ex Small) Fl. S.E. U.S. [Small] 1903. 846, 1335. | 
| Family | Onagraceae | 
| Determination | Calylophus berlandieri subsp. pinifolius (Engelmann ex Gray) Towner | 
| Determined by | Towner, Howard Frost | 
| Date Determined | 1971 | 
| Determination Remarks | [current name] | 
| Family | Onagraceae | 
| Determination | Oenothera serrulata var. drummondii Torrey & A. Gray | 
| Determined by | Munz, Philip Alexander | 
| Date Determined | 1928-02-** | 
| Annotation Text | Revision Acc. To International Rules | 
| Family | Onagraceae | 
| Determination | Oenothera serrulata var. spinulosa Torrey & A. Gray | 
| Determination Remarks | [label name] | 
| Family | Onagraceae | 
| Determination | Oenothera serrulata var. spinulosa Torrey & A. Gray | 
| Determined by | A. A. Heller (US) | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |