Atkins*, S. (2004). Verbenaceae. In Smith, N., Mori, S.A., Henderson, A., Stevenson, D.W. & Heald, S.V. (eds) Flowering plants of the neotropics. Princeton: Princeton University Press. 387-390.
* denotes Kew authors
Drylands Tropical America
Lamiaceae
Atkins, Sandy
