Introduction

Inflorescence, also known as: donkey grass, fennel. Perennial herb, stems with longitudinal edges, green or slightly purplish red. The leaves are alternate, elliptical, elliptical-lanceolate or narrow and oblong. The heads are few or many, growing at the terminal, arranged in an umbrella house shape. The achenes are oblong, with white bristles and white crested hairs. Flowering from July to October. Fruit period from August to November. Born on hillsides, roadsides, fields or wetlands beside water. Distributed in Northeast, North China, Northwest and East China.