28 GARDEN FLOWERS. 



ers white, in May ; North America ; 1746. This 3.nd A . J^orzcla, 

 and variety parvifloraj ovalis, and varieties semi-zntegrifolia, 

 subcordata, obloiigifolia, rotiindifolia^ ahtifolia, sanguinea, and 

 oligocarpa, — all seem varieties of one species, A. Canadensis, 

 to which all can readily be referred. All are natives of North 

 America. A. vulgaris (common); 6 feet; south of Europe; 

 1596. 



American Cowslip. See Dodocatheon. 



Amblyolepis. [Compositae.] A pretty and fragrant 

 hardy annual. Common garden soil. Propagated by seeds 

 sown in May. 



A. setigera (bristly) ; hardy annual ; 2 feet ; flowers yellow, in 

 August ; East Indies. 



Amethystea. [Lamiaces.] A pretty hardy annual. 

 Sow the seeds in May in a light peaty soil, cover slightly, 

 and thin out as they grow. Propagated by seeds. 



A. ccerulea (blue); hardy annual; 2 feet; flowers blue, in 

 July; Siberia; 1759. 



Ammobium. [Compositae.] Half-hardy herbaceous plants, 

 flourishing in common garden soil. Propagated by cuttings 

 and seed. 



A. alatu?n~{\\\ngQ.d) ; half-hardy perennial; 2 feet; flowers 

 white, in June ; P>{ew Holland ; 1822. A. piantagyneimi (plan- 

 tain-leaved) ; half-hardy perennial ; i foot ; flowers white, in 

 August; New Holland ; 1827. 



Ammyrsine. [Ericaceae.] Dwarf hardy evergreen shrubs, 

 separated from Ledum; conspicuous for masses of white 

 flowers in June, and for neat evergreen foliage. They suc- 

 ceed well in a Rhododendron bed. A damp peaty soil will 

 grow them in perfection, if well sheltered from the direct sun- 

 light. Propagated by layers. 



A. buxifolium (box-leaved) ; hardy evergreen shrub ; 6 inches ; 

 flowers white, in May and June; North America; 1736. A. 



