ENCYCLOPEDIA OF GARDENING. 
Sweet-scented Verbena (Lippia citriodora).—See Lippia. 
Sweet-scented Water Lily (Nymphxa odorata’.—Sce 
Nymphea. ; 
Sweet Sedge (Acorus calamus).—Nee Acorus. 
Sweet-sop (Anona squamosa).—See Anona. 
Sweet Sultan (Centaurea moschata & U. suaveolens’.—See 
Centaurea. 
Sweet Vernal Grass (Anthoxanthum odoratum). — See 
Anthoxanthum. ‘ 
Sweet William (Dianthus barbatus).—See Dianthus. 
Sweet William Catch filly (Silene armeria).—See Silene. 
Sweet Woodruff (Asperula odorata).—See Asperula. 
‘  tealllcn (Marsh Fel-wort).—Ord. Gentianacee. Hardy perennial 
erbs. 
CULTURE: Soil, equal parts peat & leaf-mould. Position, moist 
rockeries or damp places. Plant, March or April. Water copiously in 
dry weather. Propagate by seeds sown in well-drained pans filled 
with moist peat, placed in shady cold frame, March or April, trans- 
planting seedlings outdoors in June, & division of roots in March. 
SPECIES CULTIVATED: 8. perennis, blue, July, 9 in., N. Turope. 
Swiss Stone Pine (Pinus Cembra).—See Pinus. 
Sword Lily.—See Gladiolus. 
Sycamore Tree (Acer pseudo-platanus).—See Acer. 
Symphoricarpus (Snow-berry Tree).—Ord. Caprifoliacex. 
Hardy deciduous shrubs. Flowering & berry-bearing. First intro- 
duced 1730. Flowers much sought after by bees. Berries, white, red; 
autumn. 
CULTURE: Soil, ordinary. Yosition, sunny or shady borders, copses 
or woodlands. Plant, Oct. to Feb. Prune, Oct. to Feb., simply thin- 
ning out old or decayed wood. Propagate by cuttings, 6 to 8in. long, 
of firm wood inserted in ordinary soil in shady position outdoors, Oct. 
to Feb.; suckers removed & planted, Oct. to Feb. 
SPECIES CULTIVATED: §&. occidentalis (Wolf Berry), pink, July, berries white, 
4 to 6 ft., N. America; racemosus (Snow-berry), pink or rose, July, berries white, 
4 to 6 ft., N. America. 
Symphyandra (Pendulous Bell-flower).—Ord. Campanulacee. 
Hardy perennials. First introduced 1823. 
CULTURE: Soil, ordinary rich. Position, sunny well-drained 
borders or rockeries. Plant, Oct., Nov., March, or April. Propagate 
by sceds sown 1-16 in. deep in ordinary light sandy soil outdoors, Apri! 
to May; cuttings of young shoots inserted in sandy soil in cold frame, 
March or April; division of roots, March. 
SPECIES CULTIVATED: S. pendula, white, summer, trailing, Orient. 
Symphytum (Comfrey).—Ord. Boraginacer. Hardy herba- 
ceous perennials. Common Comfrey (8. otticinale) not adapted for 
garden culture. 
CULTURE: Soil, ordinary. Position, sunny or shady moist borders 
or margins of water-courses or streams. Plant, Oct., Nov., March, or 
April. Lift, divide, or replant every three or four years. Propagate 
by division of roots in spring. 
SPECIES CULTIVATED: S. asperrimum aureo-variegatum, leaves variegated 
with yellow and green, 4 ft., Caucasus; officinale bohemicum, crimson, June, 3 ft., 
Europe; officinale luteo-marginatum, leaves bordered with yellow. 
Syrian Silk-plant (Periploca greca).—See Periploca. 
Syringa (Lilac)—Ord. Oleacee. Hardy deciduous flowering 
shrubs. First introduced 1597. 
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