274 



JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 



proper for this purpose. It is softer than the White Pine, and gives a 

 weaker hold to nails, for which reason the Canadians always join it 

 with more solid wood. The elder Michaux, in his journey to Hudson's 

 Bay in 1792, found the church established there by the Jesuits yet 

 standing. This building, constructed in 1728, as was proved by an 

 inscription over the door, was built with square logs of the Arborvitje 

 laid one upon another, without covering on either side, and it had 

 remained perfectly sound for more than sixty years. 



Thuya occidentalis has in several gardens in different parts of 

 Denmark attained a height of 50 feet and more. A plant of 32 feet 

 in height, lately measured, was planted in 1845. Near Christiania 

 this species has reached a height of about 47 ^ feet. It does well at 

 Upsala (oO"^ 52'). On the west coast of Finland it goes to 63° ; and 

 it is even said to be found at Tornea (65° 51'). 



T. o. Spsethii, P. Smith. Thuya occidentalis Ohlendorjffi, hort. 

 Thuya tetragona, hort. 



A most curious shaped variety, with two forms of branches. 



T. o. theodonensis, hort. Thuya occidentalis magnifica, hort. 



A free-growing variety, darkish green, of pyramidal growth, and 

 with broad and thick branches. 



T. o. Wareana, Hort. Thuya occidentalis rohusta, Carr. Conif. 

 ed. 2, 109. Thuya Wareana, hort. Thuya sibirica, hort. Thuya 

 caucasica, hort. ThuAja (I) occidentalis densa, Gord. Pinet. suppl. 103. 



One of the commonest varieties, and one of the best. 



T. o. Wareana lutescens, Hesse. 



Raised by Mr. Hesse, nurseryman at Weener, in N. W. Germany. 



T. plieata, Don, Hort. Cantabr. ed. 6, 249. Thuya odorata. 

 Marsh. Arb. America, 243. Thuya Wareana, Booth, Catal. 1839. 

 Thuya occidentalis compacta. Knight in Gord. Pinet. Thuya sibirica, 

 hort. aliq. Thuya caucasica, hort. aliq. Thuya asplenifolia, hort. 

 Thuya lycopodioides, hort. Thuya flahellata, hort. Thuya plicatilis, 

 hort. Thuya occidentalis plieata, Loud. 



Habitat. — North- west America, near Nutka Sound. It attains in 

 America a height of 49-65 feet. 



Introduced in 1796. 



Thuya plieata has in some Danish gardens grown to a height of 

 40 feet and more. 



T. Standishii, Carr. Conif. suppl. 108. Tliuya japonica, Maxim, 

 in Diagn. Plant. Jap. dec. i. 1866, p. 26 ; Mel. Biol. St. Petersb. 

 t. vi. (not Thuya japonica of English gardens). Thuya gigantea var. 

 japonica, Franch. et Savat. Enum. PI. Jap. i. 469. Thuyopsis 

 Standishii, Gord. suppl. 300. 



Habitat. — Central Mountains in Japan. 



Introduced by Fortune, 1861. 



It grows well in several Danish gardens. Here and there it has 

 produced cones. 



