Needles not arranged in bundles

flat needles
Needles flat with 2 whitish lines on the underside. Needles are spiralled around twig, but look as if arranged oppositely to each other -- Eastern Hemlock
spiral needles
Needles are four-sided and arranged spirally around twig -- Red Spruce

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This key was developed by "bt" in June 1982. It was put into HTML format by Stephen Ostermiller in July 1997. Copies of the entire guide in zip format that may be taken to camp on a laptop are available to those who write.