270. 
271. 
272. 
273. 
274. 
275. 
276. 
277. 
278. 
279. 
280. 
. 281. 
282. 
283. 
284. 
285. 
286. 
Krys—LEAvVES ALTERNATE xxix 
Twigs greenish. p. 143. Sophora. 
Twigs brown. 271. 
Twigs warty. 272. 
Twigs not warty: leaflets small, blunt. p. 136. Tamarindus. 
Leafiets large and pointed. 273. 
Leaflets small, very numerous. p. 134. Leucaena. 
Bark papery-exfoliating. p. 171. Bursera. 
Bark not papery. p. 172. Swietenia. 
Leaves with several nectar-glands beneath. p. 127. Prunus. 
Leaves without such glands. 275. , 
Leaf-scars with acute angles: hairy. p.108. Eriobotrya. 
Leaf-scars transversely elliptical. p. 251. Rhizophora. 
Without either of these combinations of characters. 276. 
Leaf-sears at first raised and minute. p.120. Cercocarpus. 
Leaf-sears from the first low. 277. 
Leaves large (15 cm. or more long). 278. 
Leaves distinctly smaller (scarcely 10 cm.). 279. 
Leaves oblanceolate. p. 229. Theobroma. 
Leaves lance-oblong. p. 183. Mangifera. 
Leaves with resin-glands, crenate or lobed. p.13. Myrica. 
Leaves not resin-dotted, entire. 280. 
Glabrous: buds acute. p. 107. Raphiolepis. 
Somewhat hairy: buds rather obtuse. p. 84. Pittosporum. 
Buds small, superposed, in silky pits. p. 140. Gymnocladus. 
Buds at first under a membrane. p. 139. Gleditsia. 
Buds neither sunken in pits nor covered if superposed. 282. 
With free-flowing gum or sap. 283. 
Sap not flowing freely when twigs are cut. 286. 
Pith angular: twigs often corky-ridged. p. 85. Liquidambar. 
Pith not angular. 284. 
Bundle-traces 3, or in 3 groups. 285. 
Bundle-traces or groups more than 3. p. 187. Rhus. 
Odoriferous: bud-scales 2. p. 186. Cotinus. 
Not odoriferous: bud-seales several. p. 34. Morus. 
Exuding a sweet gum: pith angled. p. 85. Liquidambar. 
Not exuding a sweet gum if pith is angular. 287. 
