14 
77 Each cone scale with a short stout rigid prickle at the tip. 
Southwestern Me. south and west—Pitch Pine, Hard 
Pine, Pinus riaida Mill. 
77 Each cone scale with a small weak prickle at the tip. 
N. J.—Yellow Pine, Shortleaf Pine, Pinus eeliinata 
Mill. 
78 Leaves 1 to 4 inches long—79 
78 Leaves 4 to 0 inches long—81 
79 Cones spreading at about right angles to the branches. 
Each scale with a stout prickle at the tip. Leaves 1 % to 
3 inches long. Long Island—Jersey Pine, Scrub Pine, 
Pinus virginiana Mill. 
79 Cones pointing forward. Scales generally without prickles. 
Leaves % to 1% inches long. Northern N. 1C.—Northern 
Scrub Pine, Gray Pine, Scrub Pine, Pinus Bauk*iana 
Lamb. 
79 Cones pointing backward—80 
80 Each scale with a weak prickle at the tip. Leaves 3 to 5 
inches long. N. J.—Yellow Pine, Short-leaf Pine, Pinus 
echniata Mill. 
80 Scales without prickles. Leaves 2 to 4 inches long. Cult. — 
Scotch Pine, ** Scotch Fir,” Pinus sglvestris L. 
81 Cones pointing outward at about right angles to the 
branches—82 
81 Cones 1J£ to 2 inches long, pointing backward. X. J. 
—Yellow Pine, Shortleaf Pine, Pinus echinaia Mill. 
82 Cones about 2 inches long. \ oung branches orange-colored. 
Leaves shining, slender, flexible. Northward—Red Pine, 
Norway Pine, Pinus resinoxa Ait. 
82 Cones 2b» to .> inches long. \ oung branches grayish brown 
Loaves dull, rigid. Cult.—Austrian Pine, Pinus Isirin'o 
var. auxtnaca Endl. 
Larch Leaves many in a cluster, falling from the tree in the 
autumn. Fruit a cone, as in Pine. 
83 U “ av f V nch ^- r 1< f s in lengtf). Cones 14 to ^ inch long; 
scales few. Northward, rare in southern X. K.— American 
Larch, Tamarack, Hackmatack," Juniper,” Urix laricina 
(flu hoi) Koch. 
