| Classification | Asclepiadaceae: Asclepias |
| Harvard University Herbaria Barcode(s) | 00961279 |
| Collector | B. Maguire |
| Collector number | 18423 |
| Country | United States of America |
| State | Utah |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Utah: Emery County |
| Locality | Calf Spring Canyon, San Rafael Swell, 18 mi. S.E. Castle Dale |
| Date Collected | 1940-06-05 |
| Verbatim Elevation | 5000 ft. |
| Habitat | Sand bottom |
| Container | Flora of Utah |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6cabd302-8bbc-4d79-b1df-cf07fdfbbdcd |
| Harvard University Herbaria Barcode | 00961279 |
| Herbarium | GH |
| Previous ownership | [ex] Utah State Agricultural College Intermountain Herbarium |
| Family | Asclepiadaceae |
| Determination | Asclepias ruthiae Maguire |
| Determined by | James P. Therrien |
| Date Determined | 1998-04-** |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
