Tulip, a blue flower in Yunnan, is called Romance Flower, Iris and Cistanche deserticola. Actually, there are not so few blue flowers. There are some common iris varieties (such as German iris and western iris), some orchid varieties of Commelina communis (common name iris), forget-me-not (Limonium sinense), morning glory (pink, pink purple and blue), violet, platycodon grandiflorum, hyacinthus orientalis (sky blue grape, hyacinthus orientalis), blue tulip, blue impatiens, sky blue alfalfa and African violet [some] Double happiness, with blue flowers; Blue capriccio with light blue flowers; ShowQueen, blue flowers, wrinkled edges, yellow and white stripes on leaves] Lavender (Lavender is a perennial evergreen shrub or herb with opposite leaves, silvery gray or green leaves, spikes, blue, blue-purple, purple, white, etc. ) Malan (spring flowers, blue flowers, 1-3 peanuts at the top of the flower stem. ) blue periwinkle (BluePearl, blue flowers, white eyes. ) pansy (in which sky blue is blue. ) Solanum lyratum Thunb (flowers are blue or white), Vitex negundo, Vitex negundo, Lithospermum, Meconopsis aeruginosa (flowers are blue or purple, single leaves or racemes, petals are yellow or light blue), Tradescantia (also known as Yinmeicao), Eupatorium odoratum, blue-edged hydrangea (edges are dark blue, blue or white), Eupatorium odoratum, colorful grass, chicory, Eupatorium odoratum.