PINACEAE 



Loblolly Pine 

 Ptnus taeda L. 



HABIT. A tree 90-110 feet high and 2-3 feet in diameter 

 (max. 150 by bYx feet); long, clear bole; crown rounded, dense. 



LEAVES. In fascicles of 3 (rarely 2); 6-9 inches long; slender; 

 yellow-green; persistent 3 years; basal sheath persistent. 



FLOWERS. Male yellow; female short-stalked, yellow. 



FRUIT. Sessile; 2J/2~6 inches long; typically oblong-conic; 

 opening at maturity and falling next year; dull, pale, red-brown; 

 scales thin, armed with a stout, sharp spine. Seeds: V4 inch long, 

 brown with black markings, wing % inch long. 



TWIGS. Moderately slender; roughened; yellow- to red- 

 brown. Winter buds: Yz inch long, red-brown, oblong, resinous. 



BARK. Thin, becoming %-2 inches thick; scaly and nearly 

 black on young trees, becoming bright red-brown and scaly 

 plated. 



WOOD. Important; intermediate between longleaf and 

 western pines in strength and hardness; marketed as shortlcaf 

 pine. 



SILVICAL CHARACTERS. Most tolerant of important 

 southern pines; growth very rapid; windfirm; reproduction 

 very aggressive; not resistant to fire; in pure or mixed stands. 



HABITAT. Typical of wet bottom lands; aggressive on drier 

 cut-over or abandoned areas when protected from fire; in pure 

 stands or mixed with pines and hardwoods. 



* * * 



Sand Pine 



Pinus clausa (Chapm.) Vasey 



This unimportant small tree is common in Florida on very 

 dry, sterile, sandy soils; it comes in aggressively after fires. It is 

 easily identified by its needles and characteristic cones. 



LEAVES. In fascicles of 2; 2-3^/2 inches long; slender, dark 

 green. 



FRUIT. Short-stalked; 2-3^ inches long; some cones re- 

 maining closed and persistent for years; yellow-brown; scales 

 armed with short prickle. 



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