252 PINUS ; OR 



five inches long, and one inch and three-quarters broad. Scales, 

 one inch broad, and six lines long, variously shaped ; protu- 

 berance very large. 



A tree growing from seventy to seventy-five feet high, with 

 very slender branches, and curved leaves, found upon low hills 

 on Mount Tzompoli, in Mexico, at an elevation of 9,000 feet. 



No. 113. PiNUS HORizoNTALis, Roezl, the Horizontal-branched 

 Mexican Pine. 



(Discovered by M. Roezl in 1856-7.) 



Leaves, in fives, slender, three-sided, and from ten to eleven 

 inches long ; sheaths, one inch long, and silky. Cones, six 

 inches long, nearly two inches in diameter, and slightly bent. 

 Scales, four-sided, transversely keeled, protuberance large, 

 depressed, and with an acute terminal point. 



A tree of great beauty, with a straight stem and perfectly 

 horizontal branches, covered with very long leaves ; and in 

 general appearance and form it very much resembles the 

 Araucaria excelsa at a distance. It is found on the northern 

 part of the Mountain of Tzompoli, in Mexico, at an elevation 

 of 8,000 or 9,000 feet. 



No. 114. PiNUS HosERiANA, Roezl, Hoser's Mexican Pine. 

 (Discovered by M. Roezl in 1856-7.) 



Leaves, in fives, slender, curved, and from six to eight inches 

 long ; sheaths, whitish, silky, and three-quarters of an inch 

 long. Cones, four inches long, and one inch and three-quarters 

 in diameter. Scales, rhomboid, transversely keeled, nine-tenths 

 of an inch broad, and six-tenths of an inch long ; protuberance 

 large, having different faces, a little curved, and of an ash- 

 grey colour, terminating in a little spiny point in the centre. 



A tree growing from sixty-five to seventy feet high, with 

 perfectly regular branches, spreading out straight at first, but 

 afterwards rising up again at the ends, and on account of which 

 the tree has a very striking appearance. It is found growing 



