Piloblephis is a monotypic genus of flowering plant in the family Lamiaceae, first described in 1838. It contains only one known species, Piloblephis rigida, the wild pennyroyal, or pennyroyal native to Florida, southern Georgia, and the Bahamas.Kew World Checklist of Selected Plant FamiliesAcevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies. Smithsonian Contributions to Botany 98: 1-1192.Biota of North America Program 2013 county distribution map
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