HELIAx\THUS 117 



Helian'thus — continued. 



Sunflowers are quite hardy and are no trouble to 

 grow, and for newly-made gardens are useful on 

 account of their very rapid growth. They are not 

 particular as to soil, though they do best, like most 

 plants, when it is well manured. 



H. an'nuus, The Common Yelloiv Sunflower, that 

 may be grown 8 to 10 ft. or even 12 ft. high. 

 This huge annual must be sparingly used, 

 either in a group in the shrubbery, by the 

 margin of a lake or pond, or in the woodland. 

 It flowers in July to September, and is a native 

 of S. America, whence it came as far back as 

 1596. Syns., H, macrocar'pus, H. lenticula'riSj 

 and H. ova'tus. The varieties are : — 



H. an'nuus califor'nicus. Height 6 ft. Single, 

 dark yellow flower. 



H. an'nuus calif or' nicus fl. pi. Double. 



H. an'nuus globo'susflstulo'sus. Height 6 ft. Very 

 double, showing no disc. 



H. aii!nuus grandiflo'rus Excelsior. Height 5 ft. 

 New ; petals long and curled. 



H. an'nuus grandiflo'rus fl. pi. Height 4 ft. New ; 

 double. 



H. an'nuus sulphur'eus. Pale yellow. Single. 

 Height 5 ft. 



H. argophyl'lus. Height 5 ft. From Texas. The 

 whole plant is covered with white soft wool, 

 otherwise it resembles H. amiuiis, with very 

 broad ray florets. 



