Leaves with ferrugineous scales beneath, their petioles slender. Capparis (p. 365). Leaves without ferrugineous scales. Leaves soft-pubescent on both sides. Colubrina cubensis (p. 730). Leaves glabrous at least at maturity. Leaves rarely 2′—3′ long, standing on the branch at acute angles. Chrysobalanus (p. 583). Leaves rarely more than 1′ long, spreading (sometimes 3-nerved). Ceanothus spinosos (p. 728). _gg_ Leaves acute or acutish. Petioles with 2 glands. Conocarpus (p. 766). Petioles without glands. Leaves and branchlets more or less pubescent, at least while young. Leaves fascicled except on vigorous branchlets. Cercocarpus (p. 550). Leaves not fascicled. Winter-buds minute, with few pointed scales. Leaves rounded or nearly rounded at base. Colubrina sp. 1, 3 (p. 729). Leaves broad-cuneate at base. Ilex Cassine (p. 670). Winter-buds conspicuous, with numerous scales. Leaves usually lanceolate, entire, covered below with yellow scales. Castanopsis (p. 234). Leaves oblong or oblong-obovate, repand-dentate, fibrous tomentose below. Lithocarpus (p. 236). Leaves and branchlets glabrous. Leaf-scar with 1 bundle-trace. Ilex Krugiana (p. 672). Leaf-scar with 3 bundle-traces. Cherry Laurels. Prunus sp. 19—22 (p. 579). _dd_ Stipules wanting. _e_ Leaves aromatic when bruised. Leaves resinous-dotted. Myrica (p. 163). Leaves not resinous-dotted. Leaves obtuse, obovate, glabrous. Canella (p. 753). Leaves acute. Leaves mostly rounded at the narrowed base, ovate to oblong, acute, glabrous. Anona (p. 354).