Revised Dichotomous Key
indentation was not retained when I pushed publish, for some reason.
A Needles , Bin 1
A1 Leaves, go to B
B Leaves with visible flowers, go to C
B1 Leaves with catkins/aments, Bin 4
C Flowers with white petals, Bin 2
C1 Flowers with blue/purple petals, Bin 3