GARDEN FLOWERS. l6l 



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

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

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

 south of Europe ; 1818. 



EusTOMA. [Gentianaceae.] 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. exaltattun; greenhouse herbaceous plant. E. Russellianiun 

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

 Texas; 1835. ^- silenifolia (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, MetiziesH {'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; 1834. E. Wraiigeliana 

 (Wrangel's) ; hardy annual ; i foot ; flowers dark bluish-lilac, in 

 June; California; 1835. See also Phacelia. 



Evening Prlmrose. See CEnothera. 



Everlasting Flower. See Gnaphalium and Heli- 



CHRYSUM. 



Everlasting Pea. See Lathyrus. 



ExACUM. [Gentianaceae.] 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- 

 thicm^ pukhellum, tetragonum^ and bicolor. 



ExoGONiUM. [Convolvulaceae.] 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 



^ Called more properly Ipotnea pitr^a. 

 II 



