APPENDIX 287 



Leatherwood (Direct paluslris) : 3~6 feet ; yellow ; early spring ; excel- 

 lent for wet places ; flowers appearing with the leaves ; bark exceedingly 

 tough. 



Lilac, common (Syrinya vulgaris) : 8-15 feet ; purple or white ; early spring. 



Lilac, Persian (Syringa Persica) : 8-15 feet; purple ; spring ; more spread- 

 ing than the preceding species. 



Ninebark (Physocarpus opulifolius) : 6-12 feet ; white ; early summer ; 

 flowers like those of the spiraeas ; bark shed in long strings ; medicinal. 



Olive, Russian (Elceagnus anyustifolius) : 8-15 feet; cream color; early 

 summer ; leaves silvery white from the numerous scales ; fruit silvery. 



Osier, European (Cornus sanguined) : 4-8 feet ; white ; early summer ; 

 stems deep red ; a form with white-edged leaves is common. 



Pea bush (Desmodium penduliflorum) : 4-5 feet ; rose-purple ; autumn. 



Pea tree, Siberian (Caragana arborescens) : 10-15 feet ; yellow ; spring. 



Pearl bush (Exochorda grandiflora) : 6-12 feet ; white ; spring. 



Privet (Ligustrum sp.) : 4-12 feet ; white ; summer ; nearly evergreen ; 

 the various species are much used for hedges. 



Quince, Japanese (Cydonia Japonica) : 6-10 feet ; bright red ; early spring ; 

 flowers appearing with the leaves ; shrub thorny. 



Raspberry, flowering (Rubus odoratus) : 2~5 feet ; purple ; summer ; thorn- 

 less ; leaves large, lobed ; fruit insipid. 



Rhododendron (Rhododendron sp.) : 6-12 feet ; white to pink ; summer. 



Rose of Sharon (Hibiscus Syriacus) : 8-12 feet ; white to red ; late summer ; 

 very attractive, the flowers like hollyhocks. 



Senna, bladder (Colutea arborescens) : 8~10 feet ; yellow ; early summer ; 

 pods inflated. 



Sheepberry (Viburnum lentago) : 6-12 feet; white; summer; fruit black, 

 edible. 



Silver bell (Halesia tetraphylla) : 8-15 feet ; white ; spring ; the bell-shaped 

 flowers are succeeded by curious four-angled and winged fruits. 



Smoke tree (Rhus cotinus) : 8-15 feet ; greenish ; spring ; the smoke-like 

 masses regarded by many as flowers are really flower stalks. 



Snowball, Japanese ( Viburnum plicctium) : 6-10 feet ; white ; early summer ; 

 the flower clusters consist of sterile flowers, and the whole plant resembles 

 the common snowball, or guelder-rose. 



Snowberry (Symphoricarpos racemosus) : 2-5 feet ; pink ; summer ; fruit 

 white, persisting into the winter. 



Spicebush (Benzoin odoriferum) : 6-10 feet ; yellow ; early spring ; flowers 

 appear with the leaves ; bark spicy. 



Spiraea (Spircea sp.) : 6-8 feet ; white ; early summer ; the various species 

 of spiraea are among our most decorative plants. 



Spiraea, blue (Caryopteris mastacanthus) : 2-4 feet ; bright blue ; late sum- 

 mer ; has the appearance of a spiraea, whence the common name. 



Sumac, common (Rhus glabra and R. typhinia) : 5-15 feet ; greenish ; 

 early summer ; foliage turns brilliant crimson in autumn ; fruits acid, 

 edible ; several cut-leaved varieties occur. 



