SWEET WILLIAM TAMARlNDUS. 325 



Sweet William (Dianthus barbatus). Caryophyllacea. 



Seeds, sown indoors or in tiie border. Division of the 

 plants. Best results are obtained by starting new seed- 

 lings every other year. See Dianthus. 



Sycamore. See Platanus. 



Symphoricarpus (Waxberry, St. Peter's Wort, Snowberry- 

 tree, Indian Currant). Caprifoliacecs. 

 Seeds, handled like those of blackberries. Also by 

 suckers and cuttings. 



Symphytum (Comfrey). Borraginacea. 



May be increased by seeds and by division. Also eas- 

 ily by root cuttings. 



Symplocos, including Hopea. Slyracacece. 

 Seeds. Cuttings, in sand under glass. 



Syringa (Lilac). Oleacecs. 



New varieties and stocks are grown from seeds, which 

 are usually stratified until spring. Green cuttings, han- 

 dled in frames in summer, are largely used. Cuttings ol' 

 mature wood will grow ; also cuttings of the roots. Lay- 

 ers and suckers are often employed. Varieties are exten- 

 sively grafted or budded upon privet (Ligustrum) and 

 common lilacs. Flute-budding is occasionally employed. 

 Lilacs will grow for a time when worked upon the ash. 

 Grafting succeeds well when performed in the open air. 



Tabernaemontana. Apocynacea . 



Increased by green cuttings, under glass, in moist heat. 



Tacca, Ataccia. Taccacece. 



Seeds, and division of the roots. 



Tacsonia. See Passiflora. 



Tagetes (Marigold)- Composites. 



Seeds, sown either indoors or out. 

 Tamarack. See Larix. 



Tamarindus (Tamarind). Leguminosce, 



Young plants may be obtained from seeds sown in a 

 hotbed, or outdoors in tropical countries. Cuttings, in 

 sand under glass, in heat. 



