COMPOSITAE. 177 



buds with several pairs of rather loose pointed scales ; simple 

 short-stalked toothed leaves ; moderate or rather large perfect 

 funnel-shaped gamopetalous flowers in axillary clusters ; and 

 narrow inferior capsules with small seeds. 



i. Flowers small (scarcely 15 mm. long), yellow. (Diervilla). 2. 

 Flowers distinctly larger, white to deep red. (Weigelia). 3. 



2. Twigs rounded : leaves distinctly petioled. D. Lonicera. 

 Twigs 4-angled : leaves nearly sessile. D. sessilifolia. 



3. Calyx-tube nearly as long as the lobes. D. florida. 

 Sepals narrow, parted to the base. 



D. japonica, floribunda, and X D. hybrida. 



LEYCESTERIA. 



Deciduous shrubs or half shrubs with excavated pith ; op- 

 posite simple leaves ; moderately small gamopetalous perfect 

 flowers in nodding leafy terminal clusters ; and small red inferior 

 few-seeded berries. 

 Leaves ovate or lance-ovate : flowers purplish. L. formpsa. 



Family COMPOSITAE. Sunflower Family. 



The largest family of plants, widespread and of much flori- 

 cultural value, including the chrysanthemum of florists and many 

 bedding plants :. rarely woody. Cocklebur, dog-fennel, dandelion, 

 thistle, white weeds, etc., are familiar examples of composite 

 weeds; a:id artichoke, oyster-plant and chicory are grown in the 

 garden. 



BACCHARIS. Groundsel Tree. 



Deciduous shrubs with moderately slender sharply angled 

 twigs with resin-passages in the bark ; somewhat angular pale 

 brownish homogeneous pith ; alternate somewhat raised shallowly 

 U-shaped 3-lobed leaf-scars with 3 bundle-traces ; no stipule- 

 scars ; round-ovoid solitary sessile buds, with several scales, 

 heavily coated with resin ; simple cuneately stalked toothed leaves ; 

 minute perfect gamopetalous flowers in small green-involucrate 

 heads mostly clustered toward the ends of the branches ; and 

 minute akenes with long rather tawny pappus. 

 Leaves oblanceolate or obovate, moderately large. B. halimifolia. 



