| Name | Galium spurium var. echinospermum (Wallroth) Hayek |
| Authorship | (Wallroth) Hayek |
| Rank | Variety |
| Placed in | Galium spurium Linnaeus |
| Holdings | 15 Specimens held in the Harvard University Herbaria identified as Galium spurium var. echinospermum (Wallroth) Hayek |
| Identification made in | [no date] (8), 2021 (7) |