. Leaves digitate. 
. Leaflets three. 
. Leaflets finely toothed. 
SHRUBS. 
Compound. 
ae 
Leaves pinnate. 230. 
. Aromatic: leaflets 5-7. 
228. 
229. 
Leaflets more than 3. 
Not aromatic. 
. Twigs slender: tender. 
Twigs stouter: hardy. 
Agi. 
33 
Vitex. 
Aesculus. 
Jasminum. 
Forsythia. 
Leaflets very coarsely toothed, or else lobed. 232. 
. Pith large: fruit of small berries. Sambucus. 
Pith not very large: fruit bladdery. Staphylea. 
2. Twigs very glaucous. Acer. 
Twigs not glaucous. 233. 
. Pith large: fruit of small berries. Sambucus. 
Pith not very large: fruit a large pod. Campsis. 
Leaves whorled, 
. Twigs with distinct hairy lines. Diervilla. 
Twigs without hairy lines. 235. . 
. Rough with star-shaped hairs. Deutzia. 
Without stellate hairs. 236. 
. Leaves narrow and willow-like. Chilopsis. 
Leaves not willow-like. 237. 
. Buds concealed after leaf-fall. Philadelphus. 
Buds not covered by a membrane. 238. 
. Leaves glabrous except for the rough veins: buds 
sunken: flowers in a small head. Cephalanthus. 
Leaves rough or hairy: buds evident. 2309. 
. White beneath, with appressed twinned hairs. Cornus. 
Without twin-hairs. 240. 
. Leaves rough-hairy: bundle-traces 3 or 5. Hydrangea. 
Leaves soft-pubescent: bundle-traces 9. Clerodendron. 
