Leistner, O.A. (ed.) (2000) Seed plants of southern Africa: families and genera Strelitzia 10
Vollesen, K. (1989) A Revision of Megalochlamys and Ecbolium (Acanthaceae: Justicieae) Kew Bulletin 44(4) 601-680
| Species | FZ divisions | Content |
| hamata (Klotzsch) Vollesen | T | Description, Image |
| revoluta (Lindau) Vollesen subsp. cognata (N.E. Br.) Vollesen | MS,GI,M | Description |