42 Bulletin of the University of Texas 



green. Male cones orange red; female characterized by the 

 elongated red bracts. The mature cones are 2'-4V>' long, 

 borne on stout stems. 



British Columbia, south to Colorado, Arizona, Texas and 

 Mexico. Tn Texas it is found only in the northwestern part 

 of the state. 



The heart wood is light red or yellow with almost white 

 sapwood and is used extensively for lumber. 



4. THUYA (Tournefort) L. Arbor Vitae. 



Aromatic slightly resinous, evergreen trees or shrubs with 

 opposite, scale-like, imbricated, four ranked leaves. Stami- 

 nate and pistillate flowers borne on the same tree but upon 

 different branchlets. Mature cones, elongated, consisting of 

 8-12 scales. A wide range of ornamental varieties occurs in 

 our area. 



5. CHAMAECYPARIS Spach. Chinese Arbor Vitae. 



Resembling Thuya and distinguished from it by the globose 

 shaped cones. Extensively cultivated for ornament. 



6. JUNIPERUS. 



Juniperus communis L. Juniper. A small erect conic 

 shap tree with slender branches and thin reddish bark which 

 splits into persistent scales. The leaves are awl-shaped 

 %'-%' long, spreading, borne in whorls of three and persist- 

 ing for many years. Fruit a subglobose berry-like cone %' in 

 diameter, blue or almost black with a bloom, borne in the 

 axils of leaves. Seeds usually solitary. 



It ranges from Greenland and Labrador to Alaska, south 

 to Pennsylvania, Nebraska, New Mexico and Texas. Tt oc- 

 curs only rarely in the dry sterile hills of northwestern Texas. 



The wood is hard, close grained, dark brown in color. It 

 is durable and takes a fine polish. It is used for finishing, 

 chests and furniture. The tree is planted extensively in its 

 natural range for ornamental purposes. 



