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Verbena menthifolia Benth.
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Gibson, D. N. 1970. Verbenaceae. In Standley, P.C. & Williams, L.O. (eds.), Flora of Guatemala - Part IX, Numbers 1 and 2. Fieldiana, Bot. 24(9/1–2): 167–236.
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Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera. 2012. Rubiaceae a Verbenaceae. 4(2): i–xvi, 1–533. In G. Davidse, M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera (eds.) Fl. Mesoamer.. Missouri Botanical Garden, St. Louis.
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Nesom, G. L. 2010. A new species of Verbena (Verbenaceae) from northeastern Mexico and an overview of the Verbena officinalis group. Phytoneuron 2010–13: 1–13.
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Verbena officinalis L.
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