| Classification | Asteraceae: Psilactis | 
| Classification 1 | Asteraceae: Arida | 
| Harvard University Herbaria Barcode(s) | 00011486 | 
| Type Status | Syntype | 
| Collector | T. S. Brandegee | 
| Country | Mexico | 
| State | Baja California Sur | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Baja California Sur | 
| Locality | San Joaquin, Lower California | 
| Date Collected | 1889-04-01 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d9a038fd-e9f2-4d97-bac2-b55ec0023742 | 
| Harvard University Herbaria Barcode | 00011486 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status | Syntype | 
| Syntype of | Psilactis crispa Brandegee | 
| Verified by | D. E. Boufford | 
| Taxon Reference | (for  Psilactis crispa Brandegee) Proc. Calif. Acad. Sci. | 
| Family | Asteraceae | 
| Determination | Arida crispa (Brandegee) D. R. Morgan & R. L. Hartman | 
| Determined by | W. T.Kittredge | 
| Date Determined | 2007 | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |