Key to the Gymnosperms of the Southeastern U.S. -
Key to the Pines (Pinus)
Seed cones 6-20 cm. long, narrowly ovoid to ovoid, scales with a stout prickle


Seed cones are stalked, and are 7-20 cm. (2 3/4 - 7 7/8 in.) long; the outer portion of the cone scales is lustrous (as if varnished) -
Slash pine (Pinus elliottii var. elliottii)

OR

Seed cones are sessile (without a stalk), or nearly sessile, and are 6-15 cm. (2 3/8 - 5 7/8 in.) long; the outer portion of the cone scales is dull -
Loblolly pine (Pinus taeda)

   
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