59 



The double- flowered varieties are much esteemed ; the colours 

 are white, red, crimson, red and white. 



Didiscus Umbelliferce, Didiscus Cceruleus. These plants are 

 from Australia, and are grown from seed in a light loamy soil, 

 and the plants either reared in pots or in flower beds. 



Dilhvynia Leguminosce, Dillwynia Glycinifolia. Elegant 

 shrubs when in flower, generally of a scarlet and orange colour, 

 from -New South Wales and New Holland. They should be 

 grown in pots in a light loamy soil, and regularly watered. 



Diplacus Scrophularicece, Diplacus Puniceus. The Monkey 

 flower, a pretty genus of plants, with flowers yellow or scarlet, 

 they are grown in a rich sandy loam, and may be propagated by 

 cuttings, they are natives of California. 



Dodecatheon Primulaceoe, Dodecatheon Meadia. Ornamental 

 plants when in flower, colours lilac, purple and white, grown in a 

 light soil, and cultivated by dividing the roots. 



Dolichos Leguminosce, Dolichos Lignosus. These are twining 

 plants, natives of India, and grow in any good soil. 



Dracocephalum Labiatce, Dracocephalum AUamise. Many of 

 these species are well known, amongst which is the D. Canariense, 

 the balm of Gilead, with pretty blue flowers, the scent only lies 

 in the leaves, and the plant seldom exceeds eighteen inches in 

 height, the other species have large splendid blue flowers, and 

 easily reared from seed, the plants are best grown in pots. 



Dracaena, Perennial. A very handsome ornamental foliaged 

 class of perennial plants, of which D. Terminalis is Indian, with 

 deep green long pointed leaves, which at one season of the year 

 assume a rich crimson or deep pink hue, they are propagated by 

 divison of the Rhizomes or roots, and like a moist shady place 

 associated with ferns and arads. 



Echium Boraginacece, Echium Grandiflorum, Erinus Scrophu- 

 lariacea?,, Erinus Alpinus. This is a little plant with purple 

 flowers, and adapted for rock work in Europe, requiring little soil. 



Erodium Geraniacece, Erodium Gruinum. So named from Gera- 

 nos, a crane. They are mostly all from the Cape of Good Hope. Most 

 of the flowers are devoid of odour, and those which are particularly 



