LIFE HISTORY OF SHORTLEAF PINE. 



Fig. 2.— Shortleaf pine leaves, seed, cone (burr), and seedling: a, Young seedling; b, same one month later; 

 c, seedling at end of first season showing early bundles of true leaves; d, two-leaf and three-leaf clusters; 

 e, branch with mature closed cones (burrs); f, cone scale and seed with wing detached; g, mature cone 

 opened. (Drawn to scale from actual specimens. ) 

 92233°— Bull. 244—15 2 



