| Classification | Convolvulaceae: Ipomoea | 
| Classification 1 | Convolvulaceae: Merremia | 
| Harvard University Herbaria Barcode(s) | 00054658 | 
| Type Status | Isosyntype | 
| Collector | E. H. Wilson | 
| Collector number | 4183 | 
| Country | China | 
| Geography | Asia: East Asia (Region): China | 
| Locality | Western China, 4000 feet | 
| Date Collected | 1903-07-** | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/17cc7fb6-6d5d-42bf-9701-3dedd2247481 | 
| Harvard University Herbaria Barcode | 00054658 | 
| Herbarium | A | 
| Family | Convolvulaceae | 
| Type Status | Isosyntype | 
| Isosyntype of | Ipomoea yunnanensis Courchet & Gagnepain | 
| Verified by | G. Staples | 
| Taxon Reference | (for  Ipomoea yunnanensis Courchet & Gagnepain) Notul. Syst. (Paris) 1915. 3: 151. | 
| Family | Convolvulaceae | 
| Determination | Merremia yunnanensis (Courchet & Gagnepain) R. C. Fang | 
| Determined by | G. Staples | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |