| Classification | Asteraceae: Riddellia |
| Classification 1 | Asteraceae: Psilostrophe |
| Harvard University Herbaria Barcode(s) | 00011499 |
| Type Status | Isotype |
| Collector | J. L. Berlandier |
| Collector number | 1336 |
| Country | Mexico |
| State | San Luis Potosà |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: San Luis Potosà |
| Date Collected | 1827-12-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/374c286f-87df-4eda-990d-04ba111b9209 |
| Harvard University Herbaria Barcode | 00011499 |
| Herbarium | GH |
| Family | Asteraceae |
| Determination | Riddellia arachnoidea A. Gray |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Psilostrophe gnaphalodes de Candolle |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Psilostrophe gnaphalodes de Candolle |
| Determined by | C.B. Heiser, Jr. |
| Date Determined | 1944 |
| Family | Asteraceae |
| Determination | Psilostrophe gnaphalodes de Candolle |
| Determined by | R.C. Brown |
| Date Determined | 1973 |
| Determination Remarks | [is Current name] |
| Annotation Text | Isotype |
| Family | Asteraceae |
| Type Status | Isotype |
| Isotype of | Psilostrophe gnaphalodes de Candolle |
| Taxon Reference | (for Psilostrophe gnaphalodes de Candolle) Prodr. [A. P. de Candolle] 1838. 7: 261. |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
| Item Remarks | [Mounted on the right side of the sheet; a non-type collection is on the left (Berlandier 1471)] |
