Coniferous crocs. 199 



for evergreen hedges : and choicer varieties for groups and 

 as specimen trees, while some of the smaller kinds look fine 

 in a rockery. 



Japanese Arbor-Vitas, Thuyopsis dolabrata. — This is a 

 beautiful tree of a pyramidal habit with thick shoots and 

 scale-like, fleshy leaves. It is of a fine green color, is proba- 

 bly the most ornamental of the arbor-vitses, and very hardy. 

 Fiue for a specimen tree in a choice position on the lawn. 



Juniper, Jv.nipen.i8. The junipers are common trees 

 on heaths, in barren and sandy soil, and — in America — in 

 old fields. The common juniper {J. communis) is a very 

 variable tree, generally <>f a fresh green color, with a more or 

 less irregularly pyramidal habit. There are two common 

 kinds grown ingarden! — tin- Irish and the Swedish juniper. 

 They are both of a columnar habit, with silvery or glaucous 

 leaves. As an ornamental tree, the typical form is by far 

 the best. Red cedar (-/. virginiand) is a common tree on 

 stony and sandy soil, on hillsides, and in old fields. Certain 

 varieties of a columnar habit, and of a more or less glaucous 

 color, are common all over the country. The Chinese juni- 

 per (J. chinensis) is also common in cultivation. The 

 savin (J. Sabina) is a low, procumbent shrub, tine for 

 rockeries. 



There are a few singular forms, belouging to various 

 divisions of the coniferous family, which are quite orna- 

 mental but rare in gardens. 



The Umbrella Pine, Sciadopyti* verticilhita, is one of 

 these. It is a dwarf, slow-growing tree with long, rigid 

 leaves, collected in umbrella-like rosettes at the apex of the 



