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Trees of Wisconsin

Key to Gymnosperms of Northeastern Wisconsin

7a. Leaves mostly less than 6 mm long, scale-like, opposite and mostly tightly appressed to the twigs. (some leaves may be spreading and longer than 6 mm, but most leaves are as described above).

6mm Leaves 8.
7b. Leaves more than 6 mm long, needle-like and spreading (not tightly appressed to the twigs).
Spreading Leaves 10.