1. Leaves simple, ovate, lanceolate, greenish-gray, 1-2 cm long, bluish purple flowers. 2. Consisting of colorless needle-like crystals, it emits bluish purple fluorescence by UV irradiation. 3. The corolla is reddish or bluish purple with a yellow center. 4. The forewings are relatively slender and immaculate, fuscous with a slight bluish purple iridescence. 5. Flowers are bright rose or lavender-blue to bluish purple , or ( rarely ) white. 6. They are rarely white, but more often a pink, violet, rosy pink or bluish purple . 7. Flowers can range from blue to pink, but are most often blue or bluish purple . 8. The petal tube is metallic bluish-green to bluish purple on the top and pale yellow below. 9. It is lavender to reddish or bluish purple . 10. The one-quarter-inch-size fruit take two years to ripen and turn from green to a bluish purple .