| Name | Gelidium pusillum var. conchicola Piccone & Grunow |
| Authorship | Piccone & Grunow |
| Rank | Variety |
| Placed in | Gelidium pusillum (Stackhouse) Le Jolis |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Gelidium pusillum var. conchicola Piccone & Grunow |
| Identification made in | [no date] (1) |