Carex atrata subsp. atratiformis (Britton) Kükenthal
Carex atrata subsp. atratiformis (Britton) Kükenthal is a synonym sensu FNA Ed. Comm., 2002a of:
Carex atratiformis Britton, an accepted species name sensu FNA Ed. Comm., 2002a.
Carex atrata subsp. atratiformis (Britton) Kükenthal is a synonym sensu FNA Ed. Comm., 2002a of:
Carex atratiformis Britton, an accepted species name sensu FNA Ed. Comm., 2002a.