Commercial Gardening 



rubicunda), scarlet, with a fine variety called Brioti', chinensis, creamy 

 white; flava, yellow, with a purple-tinted variety; glabra, greenish yellow: 



indica, red and yellow. The common 

 varieties are all raised from seeds, but 

 specially good coloured forms are gene- 

 rally budded or grafted on stocks of the 

 common Horse-chestnut. 



Ailanthus glandulosa. The Chinese 

 Tree of Heaven; a tall deciduous tree 

 which flourishes almost anywhere, and 

 may be raised from seeds, suckers, and 

 root cuttings. It grows rapidly, and has 

 ornamental pinnate leaves and small 

 heavily scented white flowers in summer. 

 Alnus (ALDER). The common kind, 

 glutinosa, is largely grown for planting 

 in wet or marshy ground on account of its 

 quick growth. There are several varieties, 

 such as aurea, golden; laciniata, with 

 drooping habit and Fern-like leaves; im- 



Fig. 409. jEsculus californica. Q.) 



perialis or asplenifolia, also deeply 

 cut leaves; incisa or oxyacantTiifolia, 

 with Hawthorn-like leaves; and quer- 

 cifolia, with leaves lobed like those 

 of the Common Oak. Other Alders 

 are the Grey, White, or Hoary, in- 

 cana\ and the Green one, viridis] to 

 which may be added nitida, a fine 

 Himalayan tree, with leaves 5-6 in. 

 long. 



Amelanchier. The best-known 

 kind is canadensis, a lovely North 

 American tree, with oblong elliptic 

 pointed leaves which assume deep-red 

 and brown tints in autumn. It bears 

 masses of snowy-white Hawthorn- 

 like flowers in April. The fruits are 

 purple crimson. There are several 

 varieties, such a&florida or alnifolia 

 (fig. 410), ovalis, rotundifolia, san- 



guinea, &c. The ordinary form is raised from seeds, but the varieties are 

 grafted on the Hawthorn. A. vulgaris is a European shrub, with roundish 

 oval leaves, white flowers, and deep-purple fruits. 



Fig. 410. Amelanchier florida (alnifolia). (.) 



