6-10 
©ICLINIA CONIFERS. PlmiS. 
^axrfolia. 
sembles the preceding in several respects, but differs 
at first sight in being a smaller tree, the leaves shorter' 
and more erect, and the cones not one fourth the size. 
Messrs. Frasers introduced this tree into England a 
few years ago. 
3 . P. foliis solitariis planis subdistichis, conis oblongis, an- 
theris didymis.— monogr. p. 51. t. 33. 
On the banks of the Columbia. M. Lewis. On the 
north-west coast. Menzies. b • s. in Herb, 
Lewis. This elegant dnd tall tree has some resem- 
blance to the following one, but the leaves are more 
than twice the length. 1 have among my specimens 
two varieties, or probably distinct species, which for 
want of fructification I cannot decide : one has acute 
leaves, green on both sides j the other emarginate 
leaves, glaucous underneath. 
$amdensis. 
4. P. foliis solitariis planis denticulatis subdistichis, strobilis 
pvatis terminal ibus vix folio longioribus. Lambert, 
monogr. p. 50. t. 32. 
P. americana. Du Rot hqrlk. 2 . p. 107- 
Icon. Lambert. 1. c. Mich. arb. 1 . p. 13/. t. 13. Wangle 
amer. t. 15. f. 36. 
In the most northern regions of Canada and on the high- 
est mountains, as far south as Carolina, b • May. 
V. V. The Heinlock Spruce is a very elegant tree, and 
grows in some situations to an enormous size ; its 
bark is a fine substitute for oak-bark in tanning. 
nigra. 
5. P. foliis solitariis tetragonis undique sparsis erectis strictis 
strobilis ovatis, squamis ellipticis margine undulatis 
apice eroso-denticulatis.— monogr. p. 4C 
t. 27 . 
P. mariana. Du Roi harbk. 2. p. 107- 
P. denticulata. Mich.Ji. amer. 2 . p- 206 . 
Icon. Lambert. L. c. Mich. arb. 1. t. 11 , Mill. ic. 1. 
ruira. 
t. 1. 
From the more northern parts of Canada to Carolina, 
throughout the tracts of high mountains, b- May. 
V. y. The Black Spruce or Double Spruce is, besides 
its great mechanical use, the tree of which that whole- 
some beverage calld Spruce Beer is made. 
6. P. foliis solitariis subulatis, strobilis oblongis obtusis, 
squamis rotundatis subhilobis margine integris. Xam- 
lert. monogr. p. 43. t. 28. 
Abies pectinata. Lamarck, encycl. Q, t. 523. 
