ioio The Trees of Great Britain and Ireland 



* Buds non-resinous ; bud-scales with free and recurved points. 



43. Pinus Pinaster, Solander. Mediterranean region. Seep. 11 13. 



Branchlets stout. Buds stout, spindle-shaped, pointed, f to 1 in. long. Leaves 

 5 to 6 in. long, stout, rigid ; resin-canals marginal ; basal sheath 1 in. long. 



44. Pinus Pinea, Linnaeus. Mediterranean region. Seep. 11 19. 



Branchlets slender. Buds ovoid, pointed, f in. long. Leaves 4 to 5 in. 

 long ; resin-canals marginal ; basal sheath ^ in. long. 

 ** Buds resinous ; bud- scales free at the apex. Bark of upper part of the stem 

 reddish and peeling off in thin papery scales. 

 ^45. Pinus sylvestris, Linnaeus. Europe, Asia Minor, Caucasus, Siberia. See 

 Vol. III. p. 571. 

 Branchlets shining, greenish. Leaves 2 to 3 in. long, glaucous blue, broad 

 and flattened ; resin-canals marginal ; basal sheath \ in. long. 



46. Pinus densiflora, Siebold et Zuccarini. Japan. See p. 1125. 



Branchlets glaucous. Buds \ in. long. Leaves 3 to 4 in. long, dull green ; 

 resin-canals marginal ; basal sheath f in. long, often ending in two long narrow 

 filaments. 



* * * Buds resinous ; points of the bud-scales oppressed. 

 f Buds cylindric or spindle-shaped. Leaves \\ to 3 in. long. 



47. Pinus montana, Miller. Mountains of central and southern Europe. Seep. 1 127. 



Branchlets brown. Buds to \ in. long, very resinous. Leaves persistent 

 5 to 10 years, 1^ to 2\ in. long; resin-canals marginal ; basal sheath \ to ^ in. long. 

 ^48. Pinus contorta, Loudon. Western North America. See p. 11 34. 



Branchlets brown. Buds \ in. long, very resinous. Leaves persistent 3 to 

 8 years, twisted, i\ to 3 in. long ; resin canals median ; basal sheath ^ in. long. 

 . ft Buds ovoid. Leaves 1 3 to 6 in. long. 



49. Pinus resinosa, Solander. Eastern Canada; United States, Minnesota to 



Massachussets. Seep. 1140. 

 Branchlets orange-brown. Buds pale brown, ^ to f in. long. Leaves 

 5 to 6 in. long ; resin-canals marginal ; basal sheath ^ in. long. 



50. Pinus Thunbergii, Parlatore. Japan. Seep. 1143. 



Branchlets brown. Buds to f in. long, whitish. Leaves 3 to 4 in. 

 long, rigid, sharp-pointed ; resin-canals median ; basal sheath \ in. long, ending 

 above in two long filaments. 



51. Pinus Laricio, Poiret. Southern Europe, Caucasus, Asia Minor. See 



Vol. II. p. 407. 

 Branchlets brown. Buds \ to 1 in. long, light brown, tinged with white. 

 Leaves 4 to 6 in. long ; resin-canals median ; basal sheath \ in. long. 



52. Pinus leucodermis, Antoine. Bosnia, Herzegovina, Montenegro. See 



Vol. II. p. 424. 

 Branchlets glaucous. Buds \ to 1 in. long, dark brown. Leaves 2 to 3 in. 

 long, rigid, sharp-pointed ; resin-canals median ; basal sheath \ in. long. 



(A. H.) 



1 They are sometimes only 2 in. long in P. leucodermis, No. 52. 



