214 PINUSj OR 



No. 52. PiNUS Bessereriana, Roezl, Besserer's Pine. 

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



Leaves, in threes, stifF, flattened on the inner side, and nearly 

 six inches long. Sheaths, half an inch long. Cones, almost 

 straight, on tolerably long footstalks, rather more than two 

 inches long, and one inch broad. Scales, heart-shaped, three- 

 lobed at the apex, transversely keeled, and with a large, ele- 

 vated protuberance. 



A large tree, growing 150 feet high, with long flexible spread- 

 ing branches, found on Mount Ajusco and Las Cruces in Mexico, 

 at an elevation of 10,000 or 11,000 feet. (?Pinus Teocote.) 



No. 53. PiNUS IzTACiHUATLi, Roezl, the Iztacihuatl Pine. 

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



Leaves, in threes, bright glaucous green, stiff", tufted, and 

 nearly six inches long. Sheaths, three-quarters of an inch 

 long. Cones, nearly four inches long, and one inch and a 

 quarter broad, violet coloured, conical, and full of resinous 

 matter. Scales, almost quadrangular ; protuberance very ele- 

 vated. 



A tall straight tree, with stout branches, growing 140 feet 

 high, on the Mountains of Iztacihuatl in Mexico, at an eleva- 

 tion of 13,000 to 14,000 feet. 



Timber, excellent. 



No. 54. PiNUS MiCROCARPA, Roezl, the small-coned Mexican 



Pine. 

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



Leaves, in threes, broad, almost flat, and seven inches long. 

 Sheaths, three-quarters of an inch long, and silky. Cones, 

 from one inch and a half to one and three-quarters long, and 

 one inch broad. Scales, rhomboid, rounded, and rising to the 

 apex; protuberance broad, and but little elevated. 



A splendid tree, growing from 130 to 150 feet high, easily 

 distinguished from all others by its very small cones, and found 

 growing in the environs of Morelia in Mexico. (? Pinus Teocote.) 



