| Classification | Apocynaceae: Amsonia | 
| Barcode(s) | 02180524 | 
| Collector | U. T. Waterfall | 
| Collector number | 15253 | 
| Country | United States of America | 
| State | Oklahoma | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Pushmataha County | 
| Locality | 9.5 miles east of Antlers | 
| Date Collected | 1959-04-10 | 
| Habitat | Stony hillside | 
| Container | Plants of Oklahoma | 
| Project | Plants on Edge/Endless Forms TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/48d43acd-9253-408f-8902-6f58ada863ce | 
| Harvard University Herbaria Barcode | 02180524 | 
| Herbarium | GH | 
| Previous ownership | [ex] Herbarium of Oklahoma State University. [ex] The University of Texas Herbarium | 
| Family | Apocynaceae | 
| Determination |  Amsonia ciliata var. filifolia Alph. Wood | 
| Determined by | Seen for FNA by Linh Ngo & W.L. Applequist (MO), 2014 | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |