A. Plant with needle-like leaves and woody cones = Plant 1
Aā. Plant with broad leaves and flowers
B. Petals are large and purple = Plant 3
B’. Petals are small and white or yellow and appear in clusters
C. The stem, petiole, and blades appear hairy and the petals are small and yellow = Plant 4
Cā. Stems and petioles appear to have barbs/spikes on them and the petals are white with the flower taking a bell shape = Plant 2
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