| Harvard University Herbaria Barcode(s) | 02074072 | 
| Collector | Ferriss | 
| Country | United States of America | 
| State | Arizona | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona | 
| Locality | Paradise | 
| Date Collected | 1904-03-** | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/41b3e9ee-c5ee-41c1-a44e-0953fe2420b5 | 
| Harvard University Herbaria Barcode | 02074072 | 
| Herbarium | GH | 
| Previous ownership | [ex] Herbarium of Alvah A. Eaton, Purchased by the Gray Herbarium, 1909 | 
| Determination | Selaginella underwoodii Hieronymus | 
| Determined by | Tryon, Rolla Milton | 
| Date Determined | 1952 | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |