| Classification | Asclepiadaceae: Lachnostoma | 
| Classification 1 | Asclepiadaceae: Matelea | 
| Classification 2 | Asclepiadaceae: Gonolobus | 
| Barcode(s) | 00267315 | 
| Type Status | Isosyntype | 
| Collector | C. Wright | 
| Collector number | 1673 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Val Verde County | 
| Locality | N. Mex. [in the big bend of the San Pedro (Devils River)] | 
| Date Collected | 1851-05-22 | 
| Habitat | [Prairies] | 
| Remarks | 5 to E [5 to Englemann. Date, locality and habitat from Wright's notes for field #178, 1st coll. Distribution #1673 also contains field #143, "20 May 1851, stony hills of San Felipe Creek" Val Verde Co., Texas, which Torrey does not cite in the protologue.] | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9a419023-129e-45fa-a50d-fc4b264d362d | 
| Harvard University Herbaria Barcode | 00267315 | 
| Herbarium | GH | 
| Family | Asclepiadaceae | 
| Type Status |  Isosyntype | 
| Isosyntype of |  Lachnostoma parviflora Torrey | 
| Verified by | W. T. Kittredge | 
| Date Determined | 2008 | 
| Taxon Reference | (for  Lachnostoma parviflora Torrey) Rep. U.S. Mex. Bound., Bot. 1859. 165. | 
| Family | Asclepiadaceae | 
| Determination |  Matelea parviflora (Torrey) Woodson | 
| Determined by | W. T. Kittredge | 
| Date Determined | 2008 | 
| Determination Remarks |  [current name] | 
| Family | Asclepiadaceae | 
| Determination |  Lachnostoma parviflora Torrey | 
| Determination Remarks |  [label name] | 
| Annotation Text | n. sp. | 
| Family | Asclepiadaceae | 
| Determination |  Gonolobus parviflorus (Torrey) A. Gray | 
| 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 |