SIBIRAEA, Rosaceae. Low glaucous shrubs with large clusters 
of white flowers that resemble those of a spirea [nursery]. 
S. laevigata. Siberia. 
S. 1. croatica. S.E. Eu. 
SKIMMIA, Rutaceae. Dwarf evergreen shrubs that grow well 
in sheltered situations in partial shade. They have lustrous 
laurel-like leaves and bright red persistent berry-like fruits in 
summer and fall [8E, nursery]. 
S. Foremanii Rogersii (S. japonica x Reevesiana). 
S. japonica. Japan. 
S. Reevesiana. China. 
SMILAX, Liliaceae. Greenbrier. Semi-evergreen thorny ram¬ 
blers with rounded leaves [6K]. 
S. hispida. Ont. to N. C. and Tex. 
S. laurifolia. False China-brier; N. J. to Fla. and Tex. 
S. Sieboldii. Japan, Korea. 
SOPHORA, Leguminosae. Handsome plants with pinnate 
foliage and panicles of pea-like flowers. S. japonica is a low 
branching, round-topped tree that bears showy white flowers. 
S. viciifolia is a rounded lavender-flowered shrub [2C]. 
S. japonica. Japan Pagoda-tree; China, Korea (Au.-S.). 
S. viciifolia . W. China (My.). 
SORBARIA, Rosaceae. Large vigorous shrubs with pinnate 
leaves and decorative panicles of white flowers [nursery]. 
5 . Aitchisonii. Afghan., Kashmir (Jy.-Au.). 
S. sorbifolia. N. Asia (Jn.-Jy.). 
S. s. stellipila. E. Asia. 
SORBARONIA, Rosaceae. A bigeneric hybrid of obscure 
origin; intermediate between its parents [nursery]. 
5 . hybrida (Sorbus aucuparia x Aronia arbutifolia). 
