]> Botany Example of Name Published: Jungermannia polyclada Hook f. & Lev. (1846). Hooker, Joseph Dalton & Léveillé, Joseph-Henri Hooker, Joseph Dalton & Léveillé, Joseph-Henri J. D. Hooker & J. H. Léveillé Hook. f. & Lév. Hooker f. & Léveillé