| Name | Chordaria flagelliformis f. typica Kjellman |
| Authorship | Kjellman |
| Rank | Forma |
| Placed in | Chordaria flagelliformis (O. F. Müller) C. Agardh |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Chordaria flagelliformis f. typica Kjellman |
| Identification made in | [no date] (1) |