| Classification | Convolvulaceae: Ipomoea | 
| Barcode(s) | 00267279 | 
| Type Status | Lectotype | 
| Collector | G. Thurber | 
| Collector number | 977 | 
| Country | Mexico | 
| State | Sonora | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Sonora | 
| Locality | [no additional data] | 
| Date Collected | 1851-09-** | 
| Habitat | Sandy prairie | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8d762e76-dd3f-4284-b160-270c2f388a31 | 
| Harvard University Herbaria Barcode | 00267279 | 
| Herbarium | GH | 
| Family | Convolvulaceae | 
| Type Status |  Lectotype | 
| Lectotype of |  Ipomoea leptotoma Torrey | 
| Verified by | W. T. Kittredge | 
| Date Determined | 2008 | 
| Determination Remarks | [cited as "Sonora 1851, Thurber 977 (type-G)" i.e. GH] | 
| Taxon Reference | (for  Ipomoea leptotoma Torrey) Rep. U.S. Mex. Bound., Bot. 1859. 150. | 
| Family | Convolvulaceae | 
| Determination |  Ipomoea ternifolia var. leptotoma (Torrey) McDonald | 
| Determined by | J. A. McDonald (TEX) | 
| Date Determined | 1990 | 
| Determination Remarks |  [current name] | 
| Family | Convolvulaceae | 
| Determination |  Ipomoea leptotoma Torrey | 
| Determined by | B. L. Robinson | 
| Date Determined | 1914 | 
| Annotation Text | B.L.R. | 
| Family | Convolvulaceae | 
| Determination |  Ipomoea leptotoma Torrey | 
| Determined by | A. Gray | 
| Determination Remarks | [A. Gray (scripsit)] | 
| Annotation Text | Syn. Fl. N. Amer. | 
| Sex | not determined | 
| Phenology | FlowerAndFruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |