tokens: Denser stands of oaks and junipers have an understory of shade-loving shrubs including `` Fraxinus dimorpha , Lonicera arborea , Crataegus lacinata , Buxus sempervirens `` , and `` Berberis vulgaris australis `` , interspersed with the tall shrubs `` Juniperus oxycedrus `` and `` Ephedra nebrodensis `` and herbaceous plants `` Cephalantera rubra , Helleborine latifolia , Festuca triflora `` , and `` Festuca rubra `` .