Chamcecyparis. CONIFERiE. 107 



Wood very light, soft, not strong, brittle, rather coarse-grained, com- 

 pact, very durable in contact with the soil ; the bands of small summer 

 ■ cells very thiu, dark-colored ; medullary rays numerous, indistinct ; color 

 light brown, turning darker with exposure, the thin sap-wood nearly 

 white ; largely used for posts, fencing, railway-ties, and shingles. 



The distilled oil and a tincture of the leaves of Thuya have been found 

 useful in the treatment of pulmonary and uterine complaints. 



328. Thuya gigantea, Nutt. 

 Red Cedar. Canoe Cedar. 



Alaska, south along the Coast Ranges and islands of British Co- 

 lumbia, through western Washington and Oregon and the Coast Ranges 

 of northern California, extending east along the mountains of Washing- 

 ton to the Cceur d'Alene, Bitter Root, and Salmon River Mountains 

 of Idaho and the western slopes of the Rocky Mountains of northern 

 Montana. 



A large tree, 30 to 45 metres in height, with a trunk 0.90 to 3.60 ' 

 metres in diameter ; low, rich woods and swamps, less commonly on dry 

 ridges and slopes below 5,200 feet elevation ; common and reaching its 

 greatest development in western Washington and Oregon ; the large 

 specimens generally hollow. 



Wood very light, soft, not strong, brittle, rather coarse-grained, com- 

 pact, easily worked, very durable in contact with the soil ; bands of small 

 summer cells thin, dark-colored, distinct ; medullary rays numerous, ob- 

 scure ; color dull brown tinged with red, the thin sap-wood nearly white ; 

 largely used for interior finish, fencing, shingles, in cabinet-making and 

 cooperage, and by the Indians of the northwest coast in the manufacture 

 of their canoes. 



329. Chamaecyparis sphseroidea, Spach. 

 While Cedar. 



Southern Maine, south near the coast to northern Florida, and along 

 the Gulf Coast to the valley of the Pearl River, Mississippi. 



A tree 24 to 27 metres in height, with a trunk 0.60 to 1.20 metres in 

 diameter ; deep, cold swamps ; rare in the Gulf States, west of the Bay 

 of Mobile. 



Wood very light and soft, not strong, close-grained, compact, easily 

 worked, very durable in contact with the soil ; bands of small summer 

 cells thin, dark-colored, conspicuous ; medullary rays numerous, ob- 

 scure ; color light brown tinged with red, growing darker with exposure, 

 tin,' sap-wood lighter ; largely used in boat-building, for wooden-ware, 

 cooperage, shingles, interior finish, telegraph and fence posts, railway- 

 ties, etc. 



