]> Botany Example of Names Published: Crataegus viridis var. desertorum (Sargent) Keeney & Enquist, Phytologia 69: 474 (1990) Keeney, Toney M. & Enquist, Marshall F. Keeney, Toney M. & Enquist, Marshall F. T. M. Keeney & M. F. Enquist T.M.Keeney & Enquist T. M. Keeney & Enquist Toney M. Keeney & Marshall F. Enquist