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CONIFERS 



Lay-ix europcea, L. Larch (Fig. 138). 

 (ii) Epicotyl pubescent. 



(a) Cotyledons 8 — 10, 30 — 35 mm. long. 

 Cedrus atlantica. Atlas Cedar (compare Fig. 139). 



(y8) Cotyledons 5 — 7, 15 — 20 mm. long. 

 Pseud otsuga Douglasii, Douglas Fir. 



Fig. 139. Cednis Libani, 

 Cedar of Lebanon (E.D.). 



Fig. 140. Piiius sijlrestris, Scots Pine, 

 slightly magnified (E.D.). 



(2) Primary leaves serratulate followed by 

 2-leafed shoots in the second year. 



(a) Cotyledons less than 20 mm. long, about 5—7 in 

 number. 



Pinus sylvestris, L. Scots Pine (Fig. 140). 

 In most respects the seedling of P. montana resembles 

 that of P. sylvestris. 



(b) Cotyledons 30 or more mm. in length, and about 

 6—10 in number. 



