256 ARISTOCRATS OF THE GARDEN 



from three to eight feet high. The blossoms open 

 about mid-May and the plants are a perfect blaze of 

 color for one to two weeks. Where fully exposed to 

 the sun the flowers bleach, and to enjoy the full 

 beauty of this shrub it should be planted in partial 

 shade. It is good as a specimen bush but it is better 

 when massed. The other Japanese species, R. rhom- 

 bicum, is a shrub growing from four to ten feet high 

 with slender rigid stems and rich red-purple flowers in 

 small clusters. It is perfectly hardy and thrives in 

 the open or in partial shade. 



The Korean species (R. poukhanense) is a new in- 

 troduction and was raised in the Arnold Arboretum 

 from seeds sent by Mr. J. G. Jack from Korea in 1905. 

 In cultivation it is a low, much-branched, very com- 

 pact round-headed shrub and perfectly hardy. The 

 dark green, oblong, pointed leaves are deciduous and 

 the flowers are rosy mauve or red-violet in color and 

 delightfully fragrant. This new Azalea flowers very 

 freely and promises to be an excellent plant for the 

 open border or for the rockery. A double-flowered 

 form is in cultivation under the name of Azalea 

 yodogawa, but this plant is very inferior to the type 

 species. 



There are other well-known and beautiful Azaleas 

 like R. amoenum, R. obtusion, and JR. ledifolium — unfor- 



