228 Ornamental Shrubs. 



stems and roundish, palmately three-lobed leaves. The white 

 flowers are produced in corymbs on short, lateral branches. 

 An American plant of rocky banks and river shores. S. 

 aricefolia is one of our finest ornamental plants with slender, 

 graceful branches, roundish, ovate, bluntly lobed leaves and 

 large compound panicles of beautiful yellowish- white flowers 

 terminating the branches as late as July. S. prunifolia 

 is a Japanese shrub flowering early in the season, with 

 plum-like leaves. The cultivated plant has double, pure 

 white flowers disposed along the branches in great profusion. 

 One of the best, 8. Cantoniensis (Reevesiand), is a small 

 beautiful species with lanceolate leaves and large terminal 

 umbels of pure white flowers early in summer. S. Thunbergii 

 is easily distinguished by its slender branches, small linear 

 leaves, and white axillary flowers. One of the most beau- 

 tiful of all is 8. trilobata, a species with roundish, trilobate 

 leaves and large, close corymbs of pure white flowers early 

 in the season. S. Van Houttii is another very floriferous 

 kind with pure white flowers in June. More common are : 

 8. BiUardiij with rose-colored flowers in summer ; S. salici- 

 folia with oblong-lanceolate leaves and terminal panicles of 

 flesh-colored or white flowers ; S. callosa, with lanceolate 

 leaves and dense corymbs of white or rose-colored flowers 

 along the branches and 8. Bumalda, with broad terminal 

 corymbs of rose-colored flowers, a dwarf, upright species. 

 8. sorbifolia has rather large pinnate leaves and white 

 flowers in a terminal panicle late in July. S. ulmifolia and 

 8. hypericifolia are also common. The first five mentioned 

 species are probably the best for general use. Spireas 

 flower from the earliest spring till late in summer, in sue- 



