344 GARDEN FLOWERS. 



Sorrel-Tree. See Andromeda arborea. 



Southern-Wood. See Artemisia. 



Specularia. [Campanulaceae.] A small family of hardy 

 annuals, formerly comprised under Campanula. The com- 

 mon S. speaihwi^ with purplish-lilac flowers, varies to white 

 and rose-colored, and is distinct and pretty. The plants 

 form a small spreading mass of about nine inches high, and 

 may be had in bloom for the whole summer by successive 

 sowing. The seeds may be sown — ver}' thinly, for they are 

 ver}' small — in the open border, and should be very lightly 

 covered. Six or eight plants are enough to form a, patch. 



6^. specuhtvi (Venus's looking-glass) ; hardy annual ; i foot ; 

 flowers purplish-lilac or white, in May ; south of Europe ; 1596. 



Speedwell. See Veronica. 



Sphenogyne. [Compositae.] A genus of composite 

 plants, consisting of hardy annuals and greenhouse shrubs. 

 The most useful is 6". speciosa, a very pretty half-hardy an- 

 nual, which may be had in succession through the summer 

 by successive sowings. The plants grow well in rich light 

 garden soil, and in favorable seasons are ver)^ ornamental. 



S. speciosa (showy) ; half-hardy annual ; i foot ; flowers orange 

 and black, in June ; Cape ; 1836. 



SPiEROSTiGMA. [Onagraccae.] Hardy biennials and an- 

 nuals, of easy culture in the border, and propagated by 

 seeds. 



S. Chamissonis (Chamisso's) ; hardy annual ; i foot ; flowers 

 yellow, in August ; Russia ; 1837. S. hirtum (hairy) ; hardy 

 biennial ; 6 inches ; flowers yellow, in August ; Russia ; 1836. 

 .S'. mimitijlonun (small-flowered) ; hardy annual ; 1 foot ; flowers 

 yellow, in August ; Russia ; 1837. 



.5". cheiranthifolhun^ a Chilian species, is not hardy. 

 Spergula. [Caryophyllaceas.] Very pretty mossy plants, 

 studded in June with white flowers. In England they are 



