GARDEN FLOWERS. 43 



A. Canadensis (C3.n3.di3.n) ; hardy perennial; i foot; flowers 

 orange-red, in May ; North America ; 1640. A. formosa (beau- 

 tiful) ; hardy perennial; 18 inches; flowers reddish-orange, in 

 June ; Kamtschatka ; 1822. A. fragrans (fragrant) ; hardy per- 

 ennial ; 6 inches ; flowers pale-yellow, in May ; Himalayas ; 

 1839. ^' g^dndulosa (glandular) ; hardy perennial ; 18 inches ; 

 flowers white and blue, in June; Siberia; 1822. A. glauca 

 (glaucous) ; hardy perennial ; 2 feet ; flowers pale-yellow, in 

 May ; Himalaya ; 1839. ^- y?^^'''^<^<3; (pleasant) ; hardy perennial ; 

 I foot; flowers blue and white, in June; Siberia; 1844. A. 

 Kanaoriensis (Kanaor) ; hardy perennial ; i foot ; flowers violet 

 with blue spurs, in May ; Himalaya. A. leptoceras (slender- 

 horned) ; hardy perennial ; i foot ; flowers blue and cream- 

 color, in July; Siberia; 1846. A. macrant/ia {la.Tge--^o\\ered) ; 

 hardy perennial ; 18 inches ; flowers cream-colored tinged with 

 pink; North America; 1847. ^- Sibirica (Siberian); hardy 

 perennial ; 18 inches ; flowers blue and white, in June ; Siberia ; 

 1806. A. vS",^z;z;/^rz (Skinner's) ; hardy perennial; 18 inches; 

 flowers red and green, in May ; Guatemala ; 1841. A. vulgaris 

 (common) ; hardy perennial ; 2 feet ; flowers various, in June ; 

 Britain. A. blanda is a fine hybrid with white and blue flowers. 

 A. ccerzdea is a Rocky-Mountain species, erect flowered, with long 

 spurs. A. spectabilis is a Siberian species with dark-purple 

 flowers with yellow centre. A variety of vulgaris, A. caryophyl- 

 loides, has double variegated flowers : the seeds are dark -green 

 instead of black. 



Arabis. Wail-cress. [Cruciferae.J Dwarf evergreen 

 hardy perennials, with cruciferous flowers, particularly 

 adapted for rock-work. Common soil. Propagated by cut- 

 tings, planted in a shady border, under hand-glasses, any 

 time during summer. The annuals, which are insignificant, 

 are raised from seeds sown in May. 



A. albida (whitish) ; hardy perennial ; 9 inches ; flowers white, 

 in April ; Caucasus ; 1798. A. alpestris {M.QVM\.2i\vi) ; hardy bien- 

 nial ; 6 inches ; flowers white, in May ; Switzerland ; 1819. A. 

 alpina (Alpine) ; hardy perennial ; 9 inches ; flowers white, in 



