144 GARDEN FLOWERS. 



moved in spring, with good balls of earth, to the places 

 where they are to flower : the summer-sown crop are better 

 transplanted early in autumn. If the object is to improve 

 the common or any other sorts, sow in beds, and thin out 

 the plants as before, but leave the rest to bloom : when 

 they come into flower, pull up and destroy every thing com- 

 mon-place and mark the best for seed. 



D. a?nbigua (ambiguous) ; hardy perennial ; 3 feet ; flowers 

 light-yellow, in July; Switzerland; 1596. D. aurea (golden); 

 hardy perennial ; 3 feet ; flowers yellow, in July ; Greece; 18 16. 

 D. eriostachya (woolly-spiked) ; hardy biennial ; 3 feet ; flowers 

 brown and yellow, in July; Russia; 1827. D. ferrugi7tea 

 (rusty) ; hardy biennial ; 4 feet ; flowers red-brown, in July ; 

 Italy; 1597. D. fucesceiis (tawny); hardy perennial; 2 feet; 

 flowers red, in July; Hungary; 1823. D. lacmiata (cut- 

 leaved) ; hardy perennial ; 2 feet ; flowers yellow, in June ; 

 Spain; 1827. D. lanata (woolly); hardy perennial; 2 feet; 

 flowers white and brown, in June; Hungary; 1789. D. ochro- 

 leuca (yellowish) ; hardy perennial ; 4 feet ; flowers light-yel- 

 low, in July; Europe; 18 16. D. Orientalis (Eastern); hardy 

 perennial; 2 feet; flowers white, in June; Levant; 1820. D. 

 purpurea (common) ; hardy biennial ; 3 feet ; flowers rose-pur- 

 ple or white, in June ; England. D. Thapsi (mullein) ; hardy 

 perennial; 2 feet; flowers purple, in June; Spain; 1752, D. 

 tojnentosa (woolly) ; hardy perennial ; 3 feet ; flowers red, in 

 July; Portugal; 18 18. 



DiNETUS. [Convolvulaceae.] A pretty little convolvu- 

 lus-like twiner, thriving in light rich soil in summer. Pro- 

 pagated by seeds. 



D. racemosa (branched); annual climber; 12 feet; flowers 

 white, in August ; Nepaul ; 1823. 



D. panicidata is a greenhouse evergreen climber. 



DioscOREA. [Dioscoriaceae.] Tuberous-rooted peren- 

 nials, mostly stove plants, but including two hardy species. 



