THU ORNAMENTAL PLANTS— PERENNIALS 277 



Helianthus multiflorus.* — Height, 4 feet ; flowers, large, double, 

 bright yellow, and borne singly ; a very striking late-flowering per- 

 ennial. 



Heuchera sanguinea.* — Height, 1 to 1^ feet; first week of June; 

 flowers, small, bright, scarlet, borne in open panicles; continues 

 blooming throughout the summer. 



Hemerocallis Dumortierii. — Height, IJ feet; second week of June; 

 flowers, large, orange-yellow, with a brownish tinge on the outside, 

 and three or four on a stem.f 



Hemerocallis Jlava. — Height, 2 to 3 feet ; latter part of June ; flowers, 

 bright orange-yellow and fragrant, t 



Hemerocallis minor. — Height, 1 to IJ feet; second week of July; 

 flowers, medium size and yellow ; blooms later than the two preced- 

 ing species and has a smaller flower and narrower foliage. 



Hibiscus Moscheutos.* — Height, 5 feet ; third week of August ; flowers, 

 very large, varying in color from white to deep pink. A variety 

 called "Crimson Eye" is very good. This plant makes a fine show 

 in late summer. 



Hypericum Ascyron (or pyramidatum).* — Height, 3 feet; fourth week 

 of July ; flowers, large, yellow, and borne singly. 



Iberis sempervirens. — Height, 6 to 12 inches ; third week of May ; 

 flowers, pure white, fragrant, and borne in dense flat clusters, t 



Iris Chamoeiris. — Height, 6 inches ; fourth week of May ; flowers, 

 bright yellow with brown markings. 



Iris flavescens. — Height, 1| to 2 feet; first week of June; flowers, 

 lemon-yellow with brown markings. 



Iris Florentina. — Height, 2 feet ; first week of June ; flowers, very 

 large, pale blue or lavender, sweet scented, t 



Iris Germanica. — Height, 2 to 3 feet; first week of June; flowers, 

 very large, of elegant form; color, deep lilac and bright purple, 

 sweet scented. There is a large number of choice varieties of this 



iris.t 

 Iris Icevigata (Koempferi) .— Height, li to 2 feet; first week of July; 



flowers, purple and modified colors, very large and distinct in color 



and shape. t 

 Iris pumila. — Height, 4 to 6 inches ; third week of May ; flowers, deep 



purple. There are several varieties. 



