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大艾又名大楓艾,屬菊科,为多年生灌木狀草本植物。枝条具有丰富的纖維,莖、枝、叶、花都密生白色絨毛。單叶互生,叶片呈椭圓形或長披針形,边緣有鋸齿,叶脈網狀。头狀花序頂生聚为圓錐花叢,冠毛赤色柔軟。艾叶蒸餾而得白色粉狀結晶体叫艾粉,除药用外,又可作香料及工業原料。除供应国內需要外,每年尚有大量出口。广西以天峩和凌乐兩县出产較多,年产量約三百但左右,每担收購价550元。一般每亩可产6—8斤,費工少收益大,羣众很願意栽培。
Da Ai, also known as Maple Ai, is a Compositae, a perennial shrub herb. Branches are rich in fiber, stems, branches, leaves, flowers dense white fleece. Leaves alternate, the leaves were oval or long-lanceolate, serrated edge, veins veins. Capsicum flower top cone flowers, red crown soft. Ai Ye distilled white powder crystals obtained from the powder, in addition to medicine, but also for spices and industrial raw materials. In addition to supplying domestic needs, there are still a large number of exports each year. Guangxi Tianziling and Ling Le two counties produce more, about three hundred annual output but about each purchase price of 550 yuan. Generally produce 6-8 kg per acre, less labor cost, the masses are willing to cultivate.