| Classification | Asteraceae: Amphipappus | 
| Classification 1 | Asteraceae: Amphiachyris | 
| Barcode(s) | 00003533 | 
| Type Status | Holotype | 
| Collector | J. C. Frémont | 
| Country | United States of America | 
| State | California | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California | 
| Locality | ["collected near the Mohave River, in California, between 35° and 36° N. Latitude", det. C. L. Porter] | 
| Date Collected |  [["April 1844", det. C. L. Porter]] | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7280fec6-4743-4438-91a1-b2bb135e4679 | 
| Harvard University Herbaria Barcode | 00003533 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status |  Holotype | 
| Holotype of |  Amphipappus fremontii Torrey & A. Gray | 
| Verified by | Bates, Vernon M. | 
| Date Determined | 1985 | 
| Determination Remarks |  [filed under] | 
| Taxon Reference | (for  Amphipappus fremontii Torrey & A. Gray) Boston J. Nat. Hist. 1845. 5: 108. | 
| Family | Asteraceae | 
| Determination |  Amphipappus fremontii Torrey & A. Gray | 
| Determined by | Welsh, Stanley Larson | 
| Date Determined | 1990-11-30 | 
| Determination Remarks |  [current name] | 
| Annotation Text | Lectotype | 
| Family | Asteraceae | 
| Determination |  Amphipappus fremontii Torrey & A. Gray | 
| Determined by | Porter, Cedric Lambert | 
| Date Determined | 1943-02-19 | 
| Annotation Text | Type | 
| Family | Asteraceae | 
| Determination |  Amphipappus fremontii Torrey & A. Gray | 
| Determined by | [A. Gray (scripsit) W. T. Kittredge, 2016] | 
| Determination Remarks |  [label name] | 
| Annotation Text | Bost. Jour. Nat. Hist. Torr. & Gray, Fl. N. Amer. | 
| Family | Asteraceae | 
| Determination |  Amphiachyris fremontii (Torrey & A. Gray) A. Gray | 
| Determined by | [A. Gray (scripsit) W. T. Kittredge, 2016] | 
| Annotation Text | Syn. Fl. N. Amer. | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |