HARDY HERBACEOUS PLANTS. 349 



are old-fashioned favorites. They increase slowly, and are never very 

 plenty. The plants possess a strong aromatic fragrance. Perennials. 

 May, June. 



Dodocatheon Medea (American Cowslip). Flowers in large umbels 

 of white and purple blossoms, with reflexed petals. Very ornamental. 

 May. Perennial. 



Foxglove (Digitalis). There are many varieties, with purple, white, 

 yellow, rusty, and variegated flowers. The plant is a biennial, and 

 therefore seeds should be sown each year. July and August. 



Day Lily (Hemerocallis and Funkia). Pretty plants, with lily- 

 shaped flowers. Colors, yellow, orange, blue, white, and variegated, 

 blooming from June to August. Perennials. 



Iris and Fleur de Lis. A large genus of ornamental plants, all per- 

 ennials and hardy. 



/. Putnila. Purple, in May. 



/. Cristata. Light blue, in May. 



/. Florenteiut. White, in June. 



/. Germanica. Blue, in June. 



There are many splendid varieties of this flower, all of which are 

 very ornamental. 



Everlasting Pea (Lathyrw Latifolius). This plant possesses all the 

 beauty of the sweet pea, wanting only its fragance. It comes up year 

 after year, flowering abundantly. Perennial. Flowers, white, pink, 

 rose, and purple ; worthy a place in every garden. 



Lupimis Polyphyllus. A fine, hardy species, producing rich, purple 

 flowers. Biennial. June. 



Lychnis Floscoculi is the well known Ragged Robin, the double 

 variety of which is deservedly a favorite. Perennial. June. 



Spirea Aruncus (Goat's-beard). A very showy species ; flowers white, 

 in June. 



S. Filipendula fi pV. Bears fine clusters of double white flowers, 

 June to September. 



S. Japonica is a delicate species, also with white flowers. 



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