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1. Leaves fan-shaped, dichotomously-veined, deciduous GINKGOACEAE

1. Leaves needle-like or scale-like, not dichotomously veined, evergreen (rarely deciduous)...... 2

3. Foliage leaves needle-like or scale-like, alternate, opposite, or whorled; cone scales valvate or imbricate (if imbricate, the leaves scale-like and opposite) CUPRESSACEAE

3. Foliage leaves needle-like, alternate or fascicled; cone scales imbricate PINACEAE

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Flora of the Carolinas and Virginia, Working Draft of 1 January 1997 -- Gymnosperm Key. Alan S. Weakley. The Nature Conservancy, Southeast Regional Office, Southern Conservation Science Department.