| Classification | Asteraceae: Senecio |
| Classification 1 | Asteraceae: Roldana |
| Classification 2 | Asteraceae: Senecio |
| Harvard University Herbaria Barcode(s) | 00097996 |
| Type Status | Lectotype, Syntype |
| Collector | E. W. Nelson |
| Collector number | 1002 |
| Country | Mexico |
| State | Oaxaca |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Oaxaca |
| Locality | Near Reyes, 6700-10000 feet |
| Date Collected | 1894-10-20 |
| Elevation | 822 - 3048 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/98ea949e-0080-4dcf-b3d3-97e238fdda40 |
| Harvard University Herbaria Barcode | 00097996 |
| Herbarium | GH |
| Previous ownership | Ex US |
| Family | Asteraceae |
| Determination | Senecio petasitis de Candolle |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Senecio hederoides Greenman ex Loesener |
| Date Determined | 1901-02-21 |
| Annotation Text | Nelson, No. 1002; n. sp. |
| Family | Asteraceae |
| Determination | Senecio hederoides Greenman ex Loesener |
| Determined by | E. S. Gibson (KSC) |
| Date Determined | 1968 |
| Annotation Text | lectotype |
| Family | Asteraceae |
| Determination | Roldana petasitis var. oaxacana (Hemsley) Funston |
| Determined by | A. M. Funston (KSC) |
| Determination Remarks | [is Current name] |
| Annotation Text | Lectotype |
| Family | Asteraceae |
| Type Status | Lectotype |
| Lectotype of | Senecio hederoides Greenman ex Loesener |
| Verified by | Harvard University Herbaria LAPI Team |
| Date Determined | 2008-07-15 |
| Taxon Reference | (for Senecio hederoides Greenman ex Loesener) Bull. Herb. Boissier 1906. Ser. 2, 6: 868. |
| Family | Asteraceae |
| Type Status | Syntype |
| Syntype of | Senecio hederoides Greenman ex Loesener |
| Verified by | J. H. Beaman (MSC) |
| Date Determined | 1965 |
| Determination Remarks | "Originally a syntype, but now a logical lectotype" noted on label. An extended analysis by J. H. Beaman, dated 6 Oct. 1965, is attached to the sheet. However, a lectotypification was not published at this time. |
| Taxon Reference | (for Senecio hederoides Greenman ex Loesener) Bull. Herb. Boissier 1906. Ser. 2, 6: 868. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
