tt Leaves in fasicles of three, rarely four. 
* Leaves 10 cm. or longer, rather stout. 
4. P. rigida Miller. 
Pinus (rigtda) folits ternis conis longioribus 
sguamis rigidioribus &c. Miller, \, c. Sarg. 
Silva 11: 115. t. 579; Man. 20. Hough, Trees 
Sah, 10. 
Pitcu PINE. 
A tree reaching a height of 20 m. or more, with spread- 
ing branches and resembling somewhat Pinus virgint- 
ana; leaves 2 mm. wide, of a bluish green color; cones 
about 4.cm. long, and as broad when open ; scales armed 
with weak prickles. 
Pormine forests im places..orscattered 
in P. virginiana areas. 
** Leaves 15 cm. or longer, rather slender. 
5. P. Taeda L. 
Pinus virginiana tenutfolia tripilis s. ternts ple- 
rumque ex uno folltculo setts, strobilis majori- 
bus. Pluk. Alm. 297. 
Te edd 1. S19). Ele hOOO,, Sa7e7r, Silva. Wi: 
Ii1.tt. 577,578; Man. 19. Hough, Trees 6. f. 6. 
Fre.Lp- or LOBLOLLY PINE. 
A tall tree, sometimes 40 m. or higher, with spreading 
branches; leaves flexible, of a light green color; cones 
g cm. or longer, 7 cm. in diameter when open; scales 
armed with short prickles. 
