Vollesen, K. (1989) A Revision of Megalochlamys and Ecbolium (Acanthaceae: Justicieae) Kew Bulletin 44(4) 601-680
| Species | FZ divisions | Content |
| amplexicaule S. Moore | N | |
| clarkei Hiern var. puberulum Vollesen | GI | Description, Image |
| glabratum Vollesen [NrEnd] | GI,M | |
| hastatum Vollesen [End] [EN] | GI,M | Image |