141 



Spiraea Thunbergii. Thunberg's Spiraea. 



Location: Fruticetum. Shrub group west of Museum. Shrub 

 group near 200th Street entrance. 



Natural distribution: Japan. 

 Spiraea tomentosa. Steeple-bush. 



Location: Fruticetum. 



Natural distribution: Eastern North America. 

 Spiraea tomentosa var. alba. White Steeple-bush. 



Location: Fruticetum. 

 Spiraea trilobata. Three-lobed Spiraea. 



Location: Fruticetum. 



Natural distribution: Northern China to Siberia. 

 Spiraea Van Houttei. Van Houtte's Spiraea. 



Location: Fruticetum. Shrub group west of Museum. 



Hybrid. 

 Spiraea Veitchii. Veitch's Spiraea. 



Location: Fruticetum. 



Natural distribution: Central China. 

 Spiraea Wilsonii. Wilson's Spiraea. 



Location: Fruticetum. 



Natural distribution : Central and western China. 



Sibiraea. Sibiraea 



Sibiraea laevigata. Sibiraea. 

 Location: Fruticetum. 

 Natural distribution: Siberia. 



Schizonotus. Mountain-ash Spiraea 



Schizonotus arbcreus var. glabratus. Glabrous Large Moun- 

 tain-ash Spiraea. 



Location: Fruticetum. 



Natural distribution: Central and western China. 

 Schizonotus Lindleyanus. Lindley's Mountain-ash Spiraea. 



Location: Fruticetum. 



Natural distribution: Himalayan region and China. 



