DICLINIA CONIFERiE. PinUS. 
species now in England exude a great quantity of re- 
t sin from their branches.” 
i ll.P. foliis elongatis binis ternatisque tenuibus canalicu- 
latis, strobilis ovato-conicis subsolitariis, squamarum 
* aculeis incurvis. — Lav'ihprt. monogr,p,22. t. id. 
• P. mitis. Mich. arl. 1 . p. 52. c 3. 
|| In most pine-forests : New England to Georgia. T 2 . 
May. V. V. The Yellow Pine is the most in use for 
I ^ building of houses as well as shipping. Mr. Lambert’s 
i note on this species says, The height and size of 
( i P. variuhilis I have taken from Wangenheim, who 
!.' t saw it grrowing in America, and see no reason for 
l| ' doubting his authority.” 
I 12 . P. foliis ternis, vaginis abbreviatis, amentis masculis 
|i " erectodncumbentibus, strobilis ovatis sparsis vel ag- 
1 ! gregatis, squamarum spinis redexis. — Lambert, mo- 
I nogr. p. 25. t. 18. IQ. 
I Icon. Lambert. 1. c. Mich.arb. 1. p. 8Q- 8. 
On the plains : New England to Virginia, . May. 
! v.v. The common Black or Pitch Pine grows in fa- 
I vourable situations to a very large tree 5 it is found 
I promiscuously in dry soil and very wet low grounds. 
I Mr. Lambert says that his observations on this species 
j w^ere taken from Wangenheim. 
j 13. P. foliis elongatis ternis, amentis masculis erecto-incum- 
bentibus, strobilis ovatis, squamarum aculeis rectis 
tenuissimis.— amer. 2. p. 205. 
P, Tseda alopecuroides. Jit. kew. 3. t. 368. 
Icon. Mich. arh. 1. p. S6. t. 7 . Lambert, monogr. t. ig. 
/• 5. 
On the edges of ponds and swamps : New Jersey to 
Carolina. Tj . May. v. v. This and the preceding 
species ripen their seeds only after the second year, 
I strongly suspect them to be only varieties ; and if it 
had not been introduced as a species by a very good 
figure of Michaux’s, I should have only given it as 
such. 
14. P. foliis geminis brevibus acutis, strobilis ovato-coni- 
cis, aculeis squamarum elongatis subulatis incurvis, 
inferioribus reflexis. — Lambert, monogr. p. Ql, 
Icon. Lambert, monogr. t. l6 f. c. Mich. arb. L p. 61 . 
t. 5. 
On high mountains ; on the Grandfather and Table 
643 
variabilis. 
rigid a. 
serotlna^ 
pungens. 
