First published in Gen. Pl. 2: 1104 (1876)
Not accepted by
- Champluvier, D. & Darbyshire, I. (2009). A revision of the genera Brachystephanus and Oreacanthus (Acanthaceae) in tropical Africa Systematics and Geography of Plants 79: 115-192. [Cited as Brachystephanus.]
Flora of West Tropical Africa
- —F.T.A. 5: 176.
Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2022. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
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