l66 GARDEN FLOWERS. 



FoRSYTHiA. [Oleaceae.] Beautiful hardy deciduous 

 shrubs. Soil, sandy loam. Propagated by layers or cut- 

 tings. F. viridissima is a valuable shrub for early forcing ; 

 but, from its early blooming habit, it requires to be in a shel- 

 tered position, or its blossoms become disfigured. 



F. viridissima (very green) ; hardy deciduous shrub ; 6 feet ; 

 flowers yellow, in May; north of China; 1845. -^- suspetisa 

 (pendulous) ; hardy deciduous shrub ; grafted high, it is pretty ; 

 flowers yellow, in May; Japan; 1858. 



FoTHERGiLLA. [Hamamclaceae.] Pretty little hardy 

 shrubs, with white flowers. Soil, sandy peat. Propagated 

 by seeds and layers. All are natives of North America. 



F. alnifolia (alder-leaved) ; hardy shrub ; 4 feet ; flowers in 

 May; 1765. The varieties acuta, major, obiusa, and serotina, 

 differ only in foliage and season of flowering. 



Foxglove. See Digitalis. 



Fraxinella. See Dictamnus. 



Fraxinus. Ash. [Oleaceae.] Hardy deciduous trees, 

 of which many of the varieties are desirable. Those with 

 cut or variegated foliage, or of weeping habit, are ornamen- 

 tal on the lawn or in the shrubbery. 



F. acuminata (pointed ; green) ; 40 feet ; flowers in May ; 

 North America ; 1723. F. alba (white) ; 30 feet ; flowers green, 

 in May ; North America ; 1823. F. amarissima (bitterest); 20 

 feet ; flowers in May. F. Americana (American-white) ; 20 feet ; 

 flowers in May; North America ; 1723. F. A^nericafia latifolia 

 (broad-leaved) ; 20 feet ; flowers in May. F. atigustifolia (nar- 

 row-leaved) ; flowers in May; Spain; 1825. F. appendica {2c^- 

 pendaged) ; 20 feet ; flowers in May. F. appendiculata (appen- 

 diculate) ; 20 feet ; flowers in May. F. argentea (silvery); 15 feet ; 

 flowers in June ; Corsica; 1825. F. atro-virens (dark-green) ; 

 4. feet ; flowers in May ; Britain. F. atro-virens aurea (golden); 

 flowers in April. F. Caroliniana (Carolina) ; 30 feet ; flowers 

 in June; North America; 1783. F. cinerea (gray); 30 feet; 



