246 PINUS ; OR 



No. 98. PiNUS CoMONFORTi, Roezl, Comonfort's Mexican 



Pine. 



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



Leaves, in fives, slender, of a bright green, and four inches 



long. Sheaths, short. Cones, pyramidal, two inches long, and 



nearly one inch and a half broad. Scales, irregularly shaped ; 



protuberance little elevated. 



A very pretty tree, tolerably bushy, and regularly furnished 

 with horizontal branches. It only grows from forty to fifty feet 

 high, and is found upon the more elevated mountains about 

 Huisquiluca in Mexico, at an elevation of more than 11,000 

 feet. (? Pinus leiophylla.) 



No. 99. Pinus Decaisneana, Roezl, Decaisne's Pine. 

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



Leaves, in fives, six inches and a half long, stiff, acute-pointed, 

 three-edged, rounded on the outer side, and glaucescent. 

 Sheaths, six lines long. Cones, slightly bent, four inches long, 

 and one inch and three-quarters broad. Scales, rhomboid, 

 transversely keeled, depressed at the base, and reddish brown ; 

 protuberance much deeper in colour. 



A tree from fifty to sixty feet high, with very stout tufted 

 branches, and very straight stifi" leaves, found on the mountains 

 of Pachuca in Mexico, at an elevation of 8,000 feet, and more 

 resembles the Californian than Mexican Pines. (? Pinus Mon- 

 tezumse.) 



No. 100. Pinus Decandolleana, Roezl, Decandolle*s Mexican 



Pine. 

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

 Leaves, in fives, slender, glaucescent, and four inches long. 

 Sheaths, short, and very deciduous, or soon falling ofiT. Cones, 

 pyramidal, rather more than two inches long, and one inch and 

 a half broad. Scales, flat, irregularly formed, three-quarters of 

 an inch wide, and half an inch long ; protuberance depressed 

 in the centre, with a slight point in the middle. 



