| Name | Drymaria effusa var. depressa (Greene) J. A. Duke | 
| Authorship | (Greene) J. A. Duke | 
| Rank | Variety | 
| Placed in | Drymaria effusa A. Gray | 
| Citation | 1961 Ann. Missouri Bot. Gard. 48(3): 206–208, f. 6A | 
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Drymaria effusa var. depressa (Greene) J. A. Duke | 
| Identification made in | [no date] (5) |