The term 'blue-flowered plant' can be represented by six different plants: Scilla (6 letters), FLAX (4 letters), BORAGE (6 letters), Gentian (7 letters), DELPHINIUM (10 letters), and LARKSPUR (8 letters). Scilla is a genus of flowering plants in the family Asparagaceae, commonly known as squill. FLAX is an annual herbaceous plant that is cultivated for its fiber and edible seeds. BORAGE is an annual herb in the flowering plant family Boraginaceae. Gentian is a genus of flowering plants in the family Gentianaceae. DELPHINIUM is a genus of perennial flowering plants in the family Ranunculaceae. Lastly, LARKSPUR is a genus of flowering plants in the buttercup family, Ranunculaceae.