Place of Publication
Ann. Missouri Bot. Gard. 12: 114 (1925)
References
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Epling (1925)
Epling, C. 1925. Studies in South American Labiatae I: Synopses of the genera Teucrium, Rosmarinus, Marrubium, Prunella, Lamium, Leonurus, and Leonotis. Annals of the Missouri Botanical Garden 12:107-132