Macrocarpus japonicus

Macrocarpus japonicus

(records of Sichuan Traditional Chinese Medicine)

[synonyms] feijingcao, banbianqian, huifengcao, fanbeihong, xuejingcao, Wudao, wudoucao, yizhijian.

[source] it is the whole grass of Apiaceae.

[plant morphology] pachyrhiza tenuifolia

Herbs perennial, 13-30 cm high, glabrous. The basal petiole is 6-7.5cm long, with leaf sheath at the base; the leaf blade is 3-lobed and compound; the middle lobe is nearly obovate, the base is wedge-shaped, the lobes on both sides are obliquely elliptic, the base is obliquely broad wedge-shaped, 2-4.3cm long, 1.5-2.5cm wide, with deep cleft margin, the cleft teeth are 1-2mm long, green on the top, purplish red on the petiole and the bottom; the stem leaf is small, 3-lobed; the top is small The leaves are very small and do not crack. Small umbels arranged in compound umbels; bracts linear; flowers unisexual; male flowers on the edge, petiolate, calyx teeth 5, linear lanceolate, petals white or lavender, ovate, apex concave, with narrow and inflexed tongue; female flowers in the center of inflorescence, short petiole or nearly sessile, sepals and petals the same as male flowers. Suspensory fruit ovate or slightly lateral and flat, with spines, the base of spines expanded and connected in scales. The flowering period is April. The fruit period is from April to May.

It grows on the wet hillside, roadside and under the forest, especially under the bamboo forest. Distributed in Sichuan, Guizhou, Hubei, Guangdong and other places.

In addition, there are also the same genus of sandalwood, cardiopulmonary grass is also used for medicine. The plant is smaller than that of the previous species. The leaflets are short petiolate, ovate, apex pointed. The apex of the central leaflet is 3-lobed, and the leaflets on both sides are 3-lobed. The lateral lobes are shorter than the medial lobes, and the edges are microwave-shaped and lacking with small spines.

[flavor] sweet and pungent.

① Sichuan Traditional Chinese medicine annals: "sweet, light, flat, non-toxic. "

② Guizhou herbal medicine: "warm in nature, pungent and slightly bitter in taste. "

It has the functions of removing blood and phlegm, clearing away wind. Cure rash, cough, asthma, amenorrhea.

① Tianbao materia medica: "dispelling wind and cold, resolving phlegm. Treat four cold, roar, cough, umbilical wind. "

② Sichuan Traditional Chinese medicine annals: "clearing heat, moistening lung, promoting blood circulation and dredging meridians. Treatment of cough or cough, women with amenorrhea lumbago. "

[usage and dosage] oral: decoction, 3-5 yuan.

[selection] 1. To treat cold and cough: Aconitum Aconitum or two. Simmer water clothes. (Guizhou herbal medicine)

② Treatment of cough caused by labor: one or two black bean grass. Wine making clothes. (Guizhou herbal medicine)

③ Treatment of women with amenorrhea and low back pain: big lung tendon grass, mash. Cook. (records of Sichuan Traditional Chinese Medicine)

④ Treat asthma: big lung tendon grass, rock cabbage each five money. Take it with rock sugar. (Sichuan)