CONIFERS 79 



A tree, usually 30-40 but occasionally 70 high, with a trunk 2-4 in diame- 

 ter, horizontal branches forming a narrow pyramid or occasionally a broad flat head, 

 and stout branchlets covered after the leaves have fallen with smooth close thin light 

 red-brown bark more or less covered with a glaucous bloom. Bark of young trunks 

 and branches broken into large irregular thin scales, becoming on old trees dark red- 

 brown, and separating freely into long shreds l'-2' wide, and often persistent for 

 many years. Wood light, soft, close-grained, gray often faintly streaked with 

 yellow. 



Distribution. Mountains of central, eastern, and southern Arizona, often on 

 northern slopes forming almost pure forests of considerable extent at elevations of 

 5000-GOOO above the sea; on the mountains of northern Souora and Chihuahua. 



Rarely cultivated as an ornamental tree in western Europe. 



3. Cupressus Goveiiiana, Gord. Cypress. 



Leaves obscurely glandular or without glands, dark green, j 1 ^' J-' long, turning 

 bright red-brown in drying and falling at the end of three or four years; on young 

 plants i'-j' long. 

 Flowers: staminate 

 with thin slightly 

 erose connectives; 

 pistillate of 6 or 8 

 acute slightly spread- 

 ing scales. Fruit 

 subglobose or oblong, 

 \'-V long, reddish 

 brown or purple, lus- 

 trous, slightly puber- 

 ulous, its 6 or 8 scales 

 with broadly ovate 

 generally rounded 



and flattened and ' F'<i 70 



rarely short-obconical 

 bosses; seeds light brown and lustrous, ^' long, about 20 under each fertile scale. 



A tree, occasionally 50 high, with a short trunk 2 in diameter, slender erect or 

 spreading branches forming a handsome open head, and thin branchlets covered with 

 close smooth bark, at first orange-colored, becoming bright reddish brown, and ulti- 

 mately purple or dark brown; usually much smaller and often shrubby. Bark 

 \'-% thick, dark brown tinged with red, irregularly divided into narrow ridges cov- 

 ered with thin persistent oblong scales. Wood light, soft, not strong, light brown, 

 with thick nearly white sapwood. 



Distribution. Widely distributed through the California coast regions from So- 

 noma County to the mountains of San Diego, frequently ascending in the canons of 

 the mountain ranges of the central part of the state to elevations of nearly 3000 

 above the sea-level. 



Occasionally cultivated in western and southern Europe as an ornamental tree. 



4. Cupressus pygmsea, Sarg. Cypress. 



Leaves dark green, without glands. Flowers : staminate obscurely 4-angled, 

 with broadly ovate peltate connectives; pistillate with 6-10 ovate pointed scales. 



