Bul. 820, U. S. Dept. of Agriculture. | PLATE IX. 
- F—32805A 
Fic. 1.—JACK PINE MOTHER TREE (9 INCHES IN DIAMETER BY 25 FEET IN 
HEIGHT) AND SEEDLINGS SPRUNG FROM IT (2 TO 8 FEET TALL). 
F—32806A 
FiG. 2.— REPRODUCTION OF JACK PINE AND BUR AND BLACK OAK SPROUTS 
IN A STRIP CLEAR CuT Six YEARS AGo. 
