The genus name commemorates Johan Theodor Holmskiold (1731–1793), a Danish botanist who wrote Beata ruris otia fungis Danicis, published in two volumes in 1790 and 1799.[6]
Species formerly included
The following species have been moved to genus Karomia:[7]
^Fernandes, R. & Diniz, M.A. (2005). Avicenniaceae, Nesogenaceae, Verbenaceae and Lamiaceae (subfams, Viticoideae and Ajugoideae). Flora Zambesiaca 8(7): 1-161. Royal Botanic Gardens, Kew.
^Nelson Sutherland, C.H. (2008). Catálogo de las plantes vasculares de Honduras. Espermatofitas: 1-1576. SERNA/Guaymuras, Tegucigalpa, Honduras.
^Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
^Davidse, G. & al. (eds.) (2012). Flora Mesoamericana 4(2): 1-533. Universidad Nacional Autónoma de México, México, D.F.