Name of the medicinal material: Ox'er's ear

Alternative names: Panax notoginseng and Tiger ear ("Guangxi Medicinal Plant Directory").

Chinese Pinyin: niuerduo

Processing and collection: It is the rhizome or whole plant of Gesneriaceae plant Niuerduo.

Effects and Indications: ① "Guangxi Medicinal Plant List": "Rhizome: clears the lungs, stops bleeding, detoxifies. Treats tuberculosis." ② "Guangxi Plant List": "Whole plant: clears the lungs and relieves cough, tonifies deficiency and stops bleeding . To treat tuberculosis, cough, vomiting blood, redness and leucorrhea. "

Usage and dosage: Oral administration: decoction, 1 to 3 qian (fresh form: 3 to 6 qian).

Plant form: Ox ear perennial herb. The rhizome is thick. Root leaves are ovate or obovate-lanceolate, 10 to 17 cm long, 3 to 6 cm wide, with blunt apex, attenuate base, extending downward into a stalk, entire or wavy edge, hairy on both sides, thick texture, Rough. The flower stem is about 20 cm high, covered with white hairs, and the florets are arranged in a cyme shape and have a stalk. There is a pair of bracts at the base of the flower stalk, which are broad and oval, about 1.5 cm long, holding the stem; there are 5 sepals, united at the base. Segments linear-lanceolate; corolla base tubular, 2 lobes lip-shaped, light pink; 2 developed stamens, 2 rudimentary stamens; ovary 2-chambered. The capsule is linear, about 5 cm long, yellow-brown, with a pointed apex. Many seeds. Born in damp places in the mountains. Distributed in Guangdong, Guangxi, Guizhou, Sichuan, and Hubei.

Application part: The rhizome or whole plant of the Gesneriaceae plant Oxear