Purple and Blue Flowers Shown here are southeastern Arizona plants with conspicuous purple, blue, or violet flowers. Agastache wrightii – Sonoran Giant Hyssop Almutaster pauciflorus – Alkali Marsh Aster Anagallis arvensis ssp. foemina – Poorman's Weatherglass Anoda cristata – Crested Anoda Arabis perennans – Perennial Rockcress Arida arizonica – Arid Tansyaster 1 of 161>Last
