Xxxvi KEYS—LEAVES ALTERNATE 
385. 
386. 
387. 
388. 
389. 
390. 
391. 
392. 
393. 
394. 
395. 
396. 
397. 
398. 
399. 
400. 
401. 
Bud-seales numerous. 386. 
Exposed bud-secales two or three. 387. 
Leaf-scars low: no stipules. p. 163. Orixa. 
Scars raised: stipules persistent. p. 117. Potentilla. 
Buds triangular-ovoid with 2 scales. p. 303. Diospyros. 
Buds subfusiform, sometimes multiple. p. 233. Stewartia. 
Pith with firmer plates at intervals. p. 200. Tripterygium. 
Pith without firmer plates. 389. 
Leaf-base for a time persistent, torn at top. 390. 
Leaf-scar clean-cut even if on a raised base. 391. 
Twigs few-ribbed, gray-green. p. 197. Glossopetalon. 
Twigs finely corrugated: rush-like. p. 145. Spartium. 
Twigs neither green nor sculptured. p. 306. Styrax. 
Bundle-trace frequently broken into three. 392. 
Bundle-trace undivided, or else of many fragments. 396. 
Twigs aromatic, green, mucilaginous. p. 71. Sassafras. 
Twigs neither aromatic nor green. 393. 
Buds solitary. 394. 
Buds superposed. 395. 
Leaf-scars raised, with stipules. p. 148. Laburnum. 
Leaf-scars without conspicuous stipules. p. 220. Rhamnus. 
Buds subglobose. p. 191. Tlex. 
Upper buds oblong. p. 306. Styrax. 
Leaf-sears fringed at top, shield-shaped. 397. 
Leaf-scars not fringed. 398. 
Evergreen: leaves thick and not veiny. p.189. Cliftonia. 
Deciduous, or leaves very veiny if present. p. 190. Cyrilla. 
Aromatic: evergreen. 399. 
Not both aromatic and evergreen. 403. 
Leaves compound: resin flowing freely. p. 184. Pistacia. 
Leaves simple. 400. 
Leaves with several nerves. p. 69. Cinnamomum. 
Leaves with only 1 principal vein. 401. 
Leaves sickle-shaped: buds naked. p. 257. Eucalyptus. 
Leaves lanceolate: buds with scales. 402. 
