29* 



straight with depressed scales; and its bark is finer and mucli more entire. The enlightened Professor 

 of Agriculture informed us, that it is equally hardy with P. Syhestris, and that its wood is much more 

 weighty and resinous, and consequently more compact, stronger, and more flexible, than that of P. Syl- 

 vestris It grows wild on the summits of the highest mountains in Corsica. It seems to bear cones very 

 freely, which ripen nearly about the same time as those of P. Syhestris. The tree from which the above 

 descriplion was taken, stand's near the centre' of tlie General Arrangement; was planted m 1784, and is 



now fifty-six feet high." - ■'- — -^ r 



" I observed," says Mr. Hawkins, " on Cyllene, Taygetus, and the mountams of Thasos, a sort ot ^ir, 

 which although called Usum by the inhabitants, and much resembling the Us.m of the lower regions, 

 differed from it in these particulars : the foliage was much darker, and the growth of the tree much more 

 reWar and straight. The very elevated region on which it grew leads me to suspect it must be different 

 from the common n...o,." (Walpoles Memoirs relative to Turkey, &c. p. 236.J The Pir^us Lanczo is, I 

 have no doubt, the tree here mentioned, and especially as it is known to grow in Greece, and has been 

 found by Mr. Wefi'b near' the summit of MountTdd.'iri Phrygia. 



The branch represented in the plate is taken from a tree of this species growing in the Royal Gardens 



at Kew. 



t \ - 



i ^ 



[ 



^ J 



'- ^T 



rw> 



EXPLANATION OF TABLE 9 



A. Male catkin magnified. 



B.B. Antherae. 



C.C. Points of leaves magnified. ' 



D.D. Cones. 



4^ 



a* 



^ 



