1. Ìlex opàca, Ait. (American Holly.) Leaves evergreen, oval, acute, thick, smooth, with scattered spiny teeth. Flowers white; May. The bright-red berries, found only on some of the trees, remain on through the greater part of the winter. Small tree, 15 to 40 ft. high, with very hard white wood; wild in southern New England and southward. A beautiful broad-leaved, evergreen tree which should be more extensively cultivated. North of latitude 41° it needs a protected situation.
I. Dahòon.
2. Ìlex Dahòon, Walt. (Dahoon Holly.) Leaves 2 to 3 in. long, evergreen, oblanceolate or oblong, entire or sharply serrate toward the apex, with revolute margins, not spiny. Young branches and lower surface of the leaves, especially on the midrib, pubescent. Small tree, 10 to 30 ft. high; Virginia and south, with very hard, white, close-grained wood. Rarely cultivated.
I. montícola.
3. Ìlex montícola, Gray. Leaves deciduous, ovate to lance-oblong, 3 to 5 in. long, taper-pointed, thin, smooth, sharply serrate. Fruit red, on short stems, with the seeds many-ribbed on the back. Usually a shrub but sometimes tree-like; damp woods in the Catskills and in the Alleghany Mountains.
Order XIII. CELASTRÀCEÆ.
Shrubs with simple leaves and small, regular flowers, forming a fruit with ariled seeds.
Genus 19. EUÓNYMUS.