1. (noun) Of deciduous trees the sycamore, wych-elm, horse-chestnut, beech, lime, plane and poplar may be used, - the Abele or white poplar, Populus alba, being one of the most rapidgrowing of all trees, and, like other poplars, well suited for nursing other choicer subjects; while of evergreens, the holm oak, holly, laurel (both common and Portugal), and such