108 ORXAMEXTAL GAKDENING. 



valuable for screens and hedges. Among its Yarieties, 

 the Siberian Arbor Vit^ (var. Sibirica, syn. Warrcana), 

 is one of the best, and scarcely excelled as a fine ever- 

 green; yery hardy, of conical growth, with dark-green 

 foliage, 0; Nee's Plicate Arbor Vitae (var. plicata) re- 

 sembles the last, but the branches are so disposed in 

 pairs, as to give the spray a massive plaited and twisted 

 look; hardy and excellent, G; Upright Arbor Viti^ (var. 

 pyramidal is), remarkably erect and compact, dark-green, 

 and almost as conspicuous as an Irish Yew, C; Weeping 

 Arbor Vitae (var. j^endula), of handoome, rapid growtli, 

 the branches drooping gracefully. Buist's Arbor Vitae 

 (var. cristata) resembles the last somewhat; with dense, 

 short, twisted foliage, of a very dark-green color. 



There are many varieties of the American Arbor Vitae, 

 with golden and silvery-hued foliage, making them de- 

 sirable for creating contrasts with trees of other colors, 

 and also numerous sorts of distiuctly dwarf habit, 

 highly esteemed for massing and lines in small gardens, 

 some of which are also of the golden-leaved type. 

 Among these, the following may be named as representa- 

 tive varieties and some of the best. Geo. Peabody's 

 Arbor Vitae (var. aurea), of small size, with the foliage 

 of a bright golden color, which is retained throughout 

 the summer; H ; Burrow's Arbor Vitae (var. Burrowii), 

 of very fine habit with golden-yellow foliage; Parsons' 

 Arbor Vitse (var. compacta), of globular form, yellowish- 

 green foliage, H; Hovey's Arbor Vitae (var. Hoveyi), 

 compact and globular, with bright, yellowish-green foli- 

 ao-e: one of the best, H. Vervaene's Arbor Vitas (var. 

 Vervcencana), a distinct and handsome yellow-marked 

 variety. Queen Victoria's Arbor Vitce (var. alha), w^ith 

 silver-tipped foliage. Dwarf Dense Arbor Vitae (var. 

 conica densa), dark-green, compact, and handsome in 

 outline. Heath-leaved Arbor Vitae (var. ericoides), lineur, 

 sharp-pointed leaves; very dense, H. Globe-headed 



