| Classification | Asclepiadaceae: Asclepias |
| Harvard University Herbaria Barcode(s) | 00274090 |
| Type Status | Syntype |
| Collector | T. Drummond |
| Collector number | 219 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Austin County: San Felipe |
| Locality | S. Felipe de Austin |
| Elevation | 0 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2ac786c8-d0ff-4af0-96a6-2a245bda9afd |
| Harvard University Herbaria Barcode | 00274090 |
| Herbarium | GH |
| Previous ownership | 1870. From Herb. J. Gay, purchased by Dr. Hooker. Hooker misit Januar. 1835 [right-hand specimen] |
| Family | Asclepiadaceae |
| Determination | Asclepias longicornu Bentham |
| Determined by | A. Gray |
| Determination Remarks | [A. Gray (scripsit)] |
| Annotation Text | Syn. Fl. N. Amer. |
| Family | Asclepiadaceae |
| Determination | Asclepias lindheimeri Engelmann & A. Gray |
| Determination Remarks | [is label name] |
| Family | Asclepiadaceae |
| Determination | Asclepias oenotheroides Chamisso & Schlechtendal |
| Determined by | W. T. Kittredge |
| Date Determined | 2009 |
| Determination Remarks | [is Current name] |
| Family | Asclepiadaceae |
| Type Status | Syntype |
| Syntype of | Asclepias lindheimeri Engelmann & A. Gray |
| Verified by | W. T. Kittredge |
| Date Determined | 2009 |
| Taxon Reference | (for Asclepias lindheimeri Engelmann & A. Gray) Boston J. Nat. Hist. 1845. 5: 250. |
| Sex | not determined |
| Phenology | FlowerAndFruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
