4T 



and upon these the leav 



grow singly 



beautiful silvery white appearance, whence the 



Between the midrib and the edges of the latter, there 



colour on the upper surface 



name of Sil 



almost of a 



ylindrical shape, stand erect 



The ends are slightly indented 



They are of a fine strong g 



The co7ies, which 



The scales are 



of an oblong, or 



r 



dish, broad and reflexly mucronated 



Wnrm w/^ofT^ "— -i-o cue luuiiuisii, uroao auQ renexiy mucronatea. 



L nnl r , T ''^'"' '^' '"^'' ^^^^^^ ^-^ ^°^°- Wroach the carnation, and in shape are oblong 



d polygonal 

 wings are obliquely truncated at the top 



They are wholly covered by the wing 



r 



de, but only half on the other ; these 



The 



pecific name of this tree indicates 



made in the bark 



will 



its yieldin 



Pitch 



be more fully treated of 



which is extracted by means of 



another pi 



Haller calls th 



of 



shop 



seems to.be the produce 



i 



p. picea, Terebinthinarum optima, but the finest turpentine used 

 of a very different tree; viz. PistacUa TereUnthm. 



-n ?'^^fK *^ *''"'''* """^ ^"^'* ^^^^^ °^^*''' 'P'^'^^''^ t^^t I have seen, is in the garden of the late John 

 Duke ot Argyle, now the property of Mr. Gostlin<r. 



\ 



■* 



EXPLANATION OF TAB. 30. 



r 



A. 

 E. 



c. 



e, e. 



; 



Male Catkin. 

 Anthera. 



> 



Female Catkin. 



r 

 - 



Scales of the same, with the prominent bracteol^e. 



Scales of the ripe Cone. 



Seed. 



/ 



^ 



- 1 



\- 



■ 



( 



2 B 



. I 



N 



.' 



