Complex sentence: The former is found throughout the eastern Mediterranean, including Israel, distinguished by its leaves, densely downy on the underside when mature, imbuing them with a distinctive greyish hue; the young shoots also have a whitish-grey down.
Split into simpler sentences: The former is found throughout the eastern Mediterranean, including Israel, distinguished by its leaves, densely downy on the underside when mature, imbuing them with a distinctive greyish hue. The young shoots also have a whitish-grey down.