DECIDUOUS SHRUBS 199 



Viburnum opulus, 118. 



*Viburiium opulus sterilis, Guelder Rose, 118. 

 Viburnum plicatum, Plicate-leaved snowball, 118. 



DECIDUOUS SHELLS SUITABLE FOR SU^IilER EFFECT 



Aralia pentaphylla. 



*Azalea nudiflora, Pink-flowering American Honeysuckle. 

 *Baccharis halimifolia, 117. 

 *Berberis canadensis, American Barberry, 112, 244. 



Clethra alnifolia, Sweet Pepper Bush, 109. 

 *Elaeagnus longipes. 111, 179, 230. 



Euonymus atropurpureus, Burning Bush, 111. 



Hibiscus s}Tiacus, 114, 230. 



Hydrangea quercifolia, Oak-leaved Hydrangea, 230. 



Hj-pericum aureum. 



H^'pericum calycinum. 



Hj'pericum kalmianum. 

 *Hypericum moserianum. 



Itea nrginica, 109. 

 *Ligustrum vulgare, Box-leaved Privet, 74, 115. 



Ligustrum ovalifolium, California Privet, 114. 



Ligustrum sinense, Chinese Privet, 179. 

 *Ligustrum ibota, 115, 244. 



Myrica cerifera, 117, 230. 



Ptelea trifoliata. 

 *Rhodotypus kerrioides, 3, 116. 



Rhus aromatica. 



Rosa rugosa, Japanese Rose, 119, 244. 



Rosa rubiginosa, 57, 119. 



Rosa multiflora, 119. 



Rosa Carolina, 57, 119. 



Rosa laxa, 119. 



Rosa, Sweetbrier, 57, 119. 



Spiraea arisefolia. 

 *Spir£ea opulifolia, 117, 179, 244. 



Spiraea van houttii, 117. 

 *S}Tnphoricarpus \Tilgaris, 3, 117, 179. 



Syringa japonica, 110. 



Syringa japonica ligustrina pekinensis, 110. 



