GARDEN FLOWERS. l6l 



July ; Europe ; 1827. E. linifolia (flax-leaved) ; hardy annual ; 

 9 inches ; flowers purple, in August; France; 1826. E. hitca 

 (yellow) ; hardy annual ; 18 inches ; flowers purple, in August ; 

 south of Europe ; 1818. 



EusTOMA. [Gentianacese.] A genus comprising a green- 

 house herbaceous plant, a border half-hardy biennial, and an 

 annual ; growing in loamy soil, and propagated by division 

 and seeds. 



E. exaltatiunj greenhouse herbaceous plant. E. Riisselleamun 

 (Russell's) ; half-hardy biennial ; flowers purple, in August ; 

 Texas; 1835. ^- silenefolia (catchfly-leaved) ; hardy annual ; 

 I foot ; flowers white, in July ; Isle of Providence ; 1804. 



EuTOCA. [Hydrophyllaceae.] Hardy annual plants, of 

 easy culture. Sow in April on a slight hot-bed, for trans- 

 planting, and in May in the open borders. 



E. divaricata (straggling) ; hardy annual ; i foot ; flowers 

 bluish-lilac, in June ; California ; 1834. E. Menziesii (Men- 

 zies') ; hardy annual ; i foot ; flowers bluish-lilac, in May ; North 

 America; 1826. E. viscida (clammy); hardy annual; 2 feet; 

 flowers blue, in June ; California ; 1 834. E. Wrangeliana 

 (WrangeFs) ; hardy annual ; i foot ; flowers dark bluish-lilac, in 

 June ; California ; 1835. 



EvExiNG Primrose. See CEnothera. 



Everlasting Flower. See Gxaphalium and Heli- 



CHRYSUM. 



Everlasting Pea. See Lathyrus. 



ExACUM. [Gentianacese.] A family of hardy annuals, 

 allied to Chironia, flourishing in peat}' moist soil, and pro- 

 pagated by seed sown in May. The species are E. macran- 

 t/umt, puldieHum, tetragonum^ and bicolor. 



Exogonium. [Convolvulaces.] A division of the old 

 family Ipomoea. E. purga, a very handsome slender 

 climber, bearing rosy-purplish blossoms through the autumn 

 months, is the source of the drug Jalap. The plant has a 



