| Classification | Iridaceae: Nemastylis | 
| Barcode(s) | 00031440 | 
| Type Status | Holotype | 
| Collector | C. A. Purpus | 
| Collector number | 5396 | 
| Country | Mexico | 
| State | San Luis Potosà | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: San Luis Potosà | 
| Locality | Minas de San Rafael: Bargre | 
| Date Collected | 1911-05-** | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f4b237d5-0d7a-4686-a18d-fd5d3aa1263a | 
| Harvard University Herbaria Barcode | 00031440 | 
| Herbarium | GH | 
| Family | Iridaceae | 
| Type Status |  Holotype | 
| Holotype of |  Nemastylis tenuis var. purpusii R. C. Foster | 
| Verified by | H. G. Bedell | 
| Determination Remarks |  [filed under] | 
| Taxon Reference | (for  Nemastylis tenuis var. purpusii R. C. Foster) Contr. Gray Herb. 1945. 155: 42. | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |