| Classification | Asteraceae: Parthenium |
| Harvard University Herbaria Barcode(s) | 00010894 |
| Type Status | Syntype |
| Collector | Edw. Palmer |
| Collector number | 647 |
| Country | Mexico |
| Geography | North America: North America (CA, US, MX) (Region): Mexico |
| Locality | States of Coahuila and Nuevo Leon |
| Date Collected | 1880-10-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e2d2ff2e-7871-44ed-93b9-7457ede71bce |
| Harvard University Herbaria Barcode | 00010894 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Parthenium hysterophorus var. lyratum A. Gray |
| Determination Remarks | All but "Parthenium lyratum" obliterated on collector label [is label name] |
| Annotation Text | Cited by Gray as P. hysterophorus L., var lyratum Gray; R. C. R. [R. C. Rollins] - 1946 [written on sheet above collector label] |
| Family | Asteraceae |
| Determination | Parthenium confertum var. lyratum (A. Gray) Rollins |
| Determined by | R. C. Rollins |
| Date Determined | 1946 |
| Determination Remarks | [is Current name] |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Parthenium hysterophorus var. lyratum A. Gray |
| Verified by | V. M. Bates (A/GH) |
| Date Determined | 1983 |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
