SHRUBS xxxv 



229. Buds mostly solitary. p. 147. Symphoricarpos. 

 Buds quickly clustered. p. 129. Porsythia. 



230. Bundle-traces three. 231. 



Bundle-traces 5 or 7. p. 48. Hydrangea. 



231. Leaves pinnately lobed: twigs slender. p. 130. Syringa. 

 Leaves palmately lobed. 232. 



232. Buds stalked or with 2 valvate scales. p. 90. Acer. 

 Buds sessile or with 4 or more exposed scales. 233. 



233. Exposed bud-scales 6 or 8. p. 90. Acer. 

 Exposed bud-scales 4. p. 142. Viburnum. 



Compound. 



234. Leaves digitate. 235. 

 Leaves pinnate. 239. 



235. Aromatic or peppery: leaflets 5-7. p. 136. Vitex. 

 Not aromatic. 236. 



236. Leaflets three. 237. 

 Leaflets 5 or more. 238. 



237 Tender: twigs slender. p. 132. Jasminum. 



Hardier: twigs stouter. p. 129. Forsythia. 



238. Twigs rather slender: leaf-scars narrow. p. 90. Acer. 

 Twigs stout: leaf -scars 1 broad. p. 93. Aesculus. 



239. Leaflets finely toothed. 240. 



Leaflets coarsely toothed or lobed. 241. 



240. Pith large: fruit berry-like. p. 141. Sambucus. 

 Pith smaller: fruit bladdery. p. 90. Staphylea. 



241. Twigs mostly glaucous: fruit winged. p. 90. Acer. 

 Twigs not glaucous: fruit not winged. 242. 



242. Pith large: fruit berry-like. p. 141. Sambucus 1 . 

 Pith smaller: fruit a pod: seeds winged, p. 137. Campsis. 



Leaves whorled. 



243. Twigs with 2 hairy lines. p. 146. Diervilla. 

 Twigs without hairy lines. 244. 



244. More or less stellate-pubescent. p. 47. Deutzia. 

 Without star-shaped hairs. 245. 



