160 



Description. — Leaves iu fives (aud fours), 1;^ to 2^j inches loug. Coaes 1^ to 3 iucLes 

 long-; their few scales thickened at the end and the blunt tip turned up ; scak's fall- 

 iug away after the cone is ripe; purple when young, reddish-hrown at maturity. 

 Bark milky white, especially on smaller branches. 



^,— White Pine. (Finns reflexa, EDgelm.) 



Only spariDgly distributed tlirongli southwesteru New Mexico aud 

 southeastern Arizona, usually on rocky sloi:)es between 6,000 and 8,000 

 feet. It reaches a heiglit of 60 to 90 feet, with a diameter of 2 feet; is 

 generally a taller and more slender tree than the more northern White 

 Pines. The wood is light, hard, very flexible, but little used for lumber. 



Description. — Leaves in fives (aud fours), slender, 2| to 4 inches loug. Cones 6 to 8 

 inches loug, on thick stems, i- to 1^]- inches long, and erect the first year, but recurved 

 the second. Seeds large, flattened, wingless; sweet as those of the Nnt Pine (Pinus 

 eduUs, Eugelm). Trunk slender, of ten crooked, with few branches at top. 



o.-PiNON Pine. 'Nvt Pine. [Finns editUs, Engelm.) 



A small tr:^e, but of considerable importance throughout its range, 

 extending through southern Colorado, I^ew Mexico, and western Texas, 

 generally occupying sand and limestone slopes up to 9,000 feet. Said 

 to be found also in southern Wyoming. Varies much in size, from i\0 

 to 50 feet, but oftener about 25 feet, with a diameter of 1 to 2 feet, TL« 

 wood is light, soft, and quite durable when exj^osed to moisture. It Is 

 especially valuable for fuel, for which it is extensively used, as also f(!f 

 manufacturing charcoal, and for fencing; occasionally used for poor 

 qiiaUty of lumber. 



Description. — Leaves chiefly iu twos, 1 to 2 inches loug, rigid, much curved or 

 straight. Cones 1^ to 2 inches long, globose ; ends of the few scales prolonged into 

 a truncate-pyramidal tip; light russet color at maturity. The seeds (nuts) are 

 sweet and edible. Generally a low tree with round crown and bushy habit. 



6. — Fox-tail Pine. Bickory Pine. [Finns Balfonriana Murray, 

 var. aristafa, Engelm.) 



Pather rare, occurring chiefly in Colorado (but westward through 

 Utah, Nevada, and southeastern California) on dry rocky ridges between 

 7,500 and 12,000 feet. It attains a height of from 50 to 100 feet, with a 

 diameter of l^ to 8 feet. The wood is hard, tough, of a reddish color, 

 and where found in the mining districts has been much employed for 

 timbering mines, and to some extent for lumber. 



Description . — Leaves in fives, 1 to 1^ inches loug, curved toward aud closely pressir.< 

 the branch. Coues terminal, oval; j)urple when young, russet-brown at maturity 

 2i to 'i\ inches long, with delicate prickles, which are recurved as the cone matures 

 Bark reddish gvay. 



7.— Bull Pine. Yellow Pine. Heavy- Wooded Pine. [Fimn 



pondcrosa, Dougl.) 



Tlie predominant and most generally distributed tree of the Rccki 

 Mountain region, and for commercial purposes the most important, ll 





