WATSON, M.F., PLUNKETT, G.M., DOWNIE, S.R. and LOWRY II, P.P. (2001) “INTRODUCTION. EVOLUTION, BIOGEOGRAPHY AND SYSTEMATICS OF THE APIALES (ARALIACEAE AND APIACEAE)”, Edinburgh Journal of Botany, 58(2), pp. 179–181. doi:10.1017/S0960428601000555.