LIFE HISTORY OF S1IOETLEAF PINE. 
9 
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 
