Key to the Gymnosperms of the Southeastern U.S. -
Key to the Spruces (Picea)
Needles sharp-pointed; seed cones shorter than 12 cm.


Needles on the upper side of stems point forward; seed cones are 2.5-8 cm. (1 - 3 1/8 in.) long (most 6 cm. or less) -
White spruce (Picea glauca)

OR

All needles are more or less radially arranged at right angles to the stem; seed cones are 5-12 cm. (2 - 4 3/4 in.) long (most 6 cm. or longer) -
Blue spruce (Picea pungens)

Seed cones 2.5-8 cm long Seed cones 5-12 cm long
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