| Classification | Apocynaceae: Apocynum | 
| Harvard University Herbaria Barcode(s) | 00112723 | 
| Type Status | Isotype | 
| Collector | C. F. Baker | 
| Collector number | 3247 | 
| Country | United States of America | 
| State | California | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: California: Solano County | 
| Locality | Suisun, marshes on drier spots | 
| Date Collected | 1903-06-06 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/620ba3b1-3f56-4666-a20a-42491c40bcf8 | 
| Harvard University Herbaria Barcode | 00112723 | 
| Herbarium | ECON | 
| Family | Apocynaceae | 
| Type Status | Isotype | 
| Isotype of | Apocynum palustre Greene | 
| Taxon Reference | (for  Apocynum palustre Greene) Leafl. Bot. Observ. Crit. 1904. 1: 58. | 
| Family | Apocynaceae | 
| Determination | Apocynum cannabinum Linnaeus | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |