| Classification | Asteraceae: Senecio |
| Classification 1 | Asteraceae: Packera |
| Classification 2 | Asteraceae: Senecio |
| Harvard University Herbaria Barcode(s) | 00011966 |
| Type Status | Isotype |
| Collector | M. K. Layne |
| Country | United States of America |
| State | California |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: El Dorado County |
| Locality | [Sweetwater Creek] |
| Date Collected | 1883-08-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/add29fa5-5c4f-49f6-939d-429e30f6ca6b |
| Harvard University Herbaria Barcode | 00011966 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Senecio layneae Greene |
| Determination Remarks | [is label name] |
| Annotation Text | part of Type |
| Family | Asteraceae |
| Determination | Senecio fastigiatus Nuttall |
| Determined by | J.M.G. [J. M. Greenman] |
| Family | Asteraceae |
| Determination | Packera layneae (Greene) W. A. Weber & Á. Löve |
| Determined by | Trock, Debra Kay |
| Date Determined | 2019-03-** |
| Determination Remarks | [is Current name] |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Senecio layneae Greene |
| Determination Remarks | [is filed under name] |
| Taxon Reference | (for Senecio layneae Greene) Bull. Torrey Bot. Club 1883. 10: 87. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
