Pedicularis It is a genus of Scrophulariaceae. It is one of the largest genera of dicotyledonous plants, distributed in the northern hemisphere, especially in the Arctic and near-Arctic regions, and there are also many temperate alpine regions, which are widely distributed in China provinces, especially in the southwest. Perennial, sparse annual herb, usually semi-parasitic; Leaves alternate, opposite or whorled, entire or pinnately divided; Terminal spikes or racemes; The calyx is tubular, the corolla changes greatly, the flower charge is in the helmet petal, opposite, the connective is separated, the length is parallel, and the base is sometimes spiny; Ovary 2-loculed, with many ovules; The back of the capsule is cracked, and the seeds are various, and the seeds are reticulate, honeycomb-shaped holes or stripes. Type species of this genus is Pedicularis forest.