TO THE UISTOUl' OF CEETAIX CONIFEES. 175 



tree,\vl]ich thus forms an elongated pyramid. The shoots spread 

 horizontally are elongate oblong, flat, with a tendency to produce 

 a few lateral buds at irregular intervals. The bark of the young 

 shoots is olive-brown, glabrous or hirtcllous ; the buds small, 

 cylindric, elongated, ovoid-conical, rather blunt at the apex, not 

 globose as in concolor. The scales are oblong-obtuse, dark brown, 

 covered with a thin film of whitish resin. The leaves are appa- 

 rently nearly distichous, spreading nearly at a right angle in one 

 flat horizontal plane. Both the upper and lower leaves of the 



Fig. 5. 



Plan of section of leaf, magnilicd, of Abler, grcmdis. EC, resin-canals. 



horizontal branches are tAvisted at tlic base and leave the shoot 

 exposed on both sides, very dark green above, Avith few or no 

 stomata, but with a central groove, white beneath, and with five 

 or seven rows of stomata on each side of the midrib, linear oblong 

 obtuse, channelled on the upper surface and notched at the point. 

 The leaves on the upper surface of the lateral branches are about 

 half the length of those immediately beneath them. 

 The greenish-brown cones are figured on Plate III. 



Var. LowiANA, il!/'^5^.=Picea Lowiana, Gordon, Pmetum 

 Supplement (18G2), p. 75 ; Pinetum, ed. 2 (1S75), p. 218.^ 



Abies Lowiana, JSIcNah in Gard. CJiron. 187G, v. p. 78. 



Pinus Lowiana, McNah^ Proc. B. Irish Acad. 2 ser. 

 vol. ii, p. 080, t. 46, fig. 5, folior. anat. 



PiceaParsonsiana, 5^rr(??z, Cafaloj/ue, lSo9 ; Gard. Chron. 

 1876, V. p. 77 ; Parsons in Gard, Chron. 1876, Jan. 8, p. 45 

 (extract from ^American Gardeners'* Monthly^). 



Abies Parsonsiana, quorundam. 



Picea seu Abies lasiocarpa, hort. var.^ non Palfour nee 



HooJc. 



F 



Originally introduced from British Columbia by Jeffrey 

 in 1851 (fide AV. R. McNab), and from California by Lohh 

 in 1855. California, Calaveros, Upper Sacramento, alt. 

 4000 ft., and Silver Mount Pass, Ilool^er and Gray\ 



