| Classification | Fabaceae: Apios | 
| Barcode(s) | 00058568 | 
| Type Status | Holotype | 
| Collector | M. L. Fernald & B. H. Long | 
| Collector number | 17002 | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Barnstable County: Harwich | 
| Locality | along Herring River, West Harwich | 
| Date Collected | 1918-08-16 | 
| Habitat | along old road in woods and thickets bordering salt marsh | 
| Container | Flora of Massachusetts | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/85711456-13f9-4f80-a0c4-947d35a48553 | 
| Harvard University Herbaria Barcode | 00058568 | 
| Herbarium | GH | 
| Family | Fabaceae | 
| Type Status |  Holotype | 
| Holotype of |  Apios americana f. cleistogama Fernald | 
| Taxon Reference | (for  Apios americana f. cleistogama Fernald) Rhodora 1934. 36: 195. | 
| Family | Fabaceae | 
| Determination |  Apios americana Medikus | 
| Determined by | M. Woods | 
| Date Determined | 1987-10-** | 
| Determination Remarks |  [current name] | 
| Family | Fabaceae | 
| Determination |  Apios americana f. cleistogama Fernald | 
| Determination Remarks |  [label name] | 
| Annotation Text | n.f. | 
| Subcollection | Wood collection | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Self | 
| Preparation Method | Wood |