Zingiber officinale Roscoe is a perennial herbaceous plant of the ginger genus in the ginger family. A rhizome with yellow green flowers and a stimulating fragrance. Plant height 0.5-1 meter; The rhizome is thick, branched, and has a fragrant and spicy taste. Leaves lanceolate or linear lanceolate, hairless, sessile; Tongue membrane texture. The total stem length is 25 centimeters; Spike shaped inflorescence with cones; Bracts ovate, light green or pale yellow at the edges, with a small pointed tip at the top. Calyx tube is about 1 centimeter long; Corolla yellow green, lobes lanceolate; The central lobe of the lip is oblong ovate.

Curcuma longa L. is a plant in the ginger family, belonging to the genus Curcuma. Its rhizomes are well-developed, clustered, and have many branches, forming an elliptical or cylindrical shape; Leaves are oblong or elliptical in shape; The stem is extracted from the top leaf sheath; The spike shaped inflorescence is cylindrical in shape; The bracts are oval or oblong in shape, with a light green color; The corolla is light yellow, and the ginger yellow flower period is in August. The medicinal name of "turmeric" was first recorded in the "Newly Revised Materia Medica", referring to various plants in this genus. It was later identified as this species in the Qing Dynasty and evolved into the mainstream variety of "turmeric".