| Name | Galium mexicanum subsp. flexicum Dempster | 
| Authorship | Dempster | 
| Rank | Subspecies | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Galium mexicanum Kunth | 
| GUID | urn:lsid:ipni.org:names:106654-2 | 
| Citation | 1976 MadroƱo 23: 384 | 
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Galium mexicanum subsp. flexicum Dempster | 
| Identification made in | [no date] (5) | 
