The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.
References
- AFPD. 2008. African Flowering Plants Database - Base de Donnees des Plantes a Fleurs D'Afrique.
- Anonymous. 1986. List-Based Rec., Soil Conserv. Serv., U.S.D.A. Database of the U.S.D.A., Beltsville.
- Breedlove, D. E. 1986. Flora de Chiapas. Listados Floríst. México 4: i–v, 1–246.
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Ca. nat. México. CONABIO, Mexico City.
- Correll, D. S. & M. C. Johnston. 1970. Man. Vasc. Pl. Texas i–xv, 1–1881. The University of Texas at Dallas, Richardson.
- Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera. (editores generales) 2012. Rubiaceae a Verbenaceae. Fl. Mesoamer. 4(2): ined.
- Flora of China @ eFloras.org
- Flora of China Editorial Committee. 1994. Fl. China 17: 1–378. Science Press & Missouri Botanical Garden Press, Beijing & St. Louis.
- Molina Rosito, A. 1975. Enumeración de las plantas de Honduras. Ceiba 19(1): 1–118.
- Pool, A. & R. M. Rueda. 2001. Verbenaceae. En: Stevens, W.D., C. Ulloa, A. Pool & O.M. Montiel (eds.). Flora de Nicaragua. Monogr. Syst. Bot. Missouri Bot. Gard. 85(3): 2497–2525.
- Small, J. K. 1933. Man. S.E. Fl. i–xxii, 1–1554. Published by the Author, New York.
- Stevens, W. D., C. U. U., A. Pool & O. M. Montiel. 2001. Flora de Nicaragua. Monogr. Syst. Bot. Missouri Bot. Gard. 85: i–xlii, 1–2666.
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