Ulmus pumila

Ulmus pumila

(records of yam planting in Tianmu, Zhejiang)

[synonym] big leaf horse fodder, wild plum tree.

[source] it is the root bark of Ulmus pumila.

[plant morphology] Ulmus pumila

Deciduous trees, up to 15 meters high. Bark grayish brown, scaly lobed; branchlets reddish brown, glossy, with yellow round lenticels. Leaves alternate, elliptic or ovate elliptic, 6-12 cm long and 4-6 cm wide, base shallowly cordate, apex acuminate, margin serrulate, green above, sparsely pubescent, smooth when old, light green below, 17-24 pairs of lateral veins; petiole 1.2-2 cm long, pubescent on twig, petiole, leaf back, vein and petiole. The flowers are unisexual, yellow green; the male catkin is axillary, pendulous, dense, without perianth, with ovate bracts and 10 stamens attached at the base; the female catkin is terminal, with 2 female flowers in each bract and 3 accessory bracts in each bract, which will bear fruit later. The female flower has calyx, adheres to ovary, and has fine hairs on the edge of bract and back of bract. Nutlets elliptic, compressed, covered by dense bracts.

In the moist and fertile mixed coniferous and broad-leaved forest or mixed forest in Beiyang valley. It is distributed in the middle of China to the Yangtze River Basin.

[collection] in autumn.

[nature and taste] Jiangxi herbal medicine manual: "light, flat, non-toxic. "

[functions and indications] Jiangxi herbal medicine manual: "it can treat fatigue, injury, carbuncle and gonorrhea. "

[usage and dosage] oral administration: decoction, 1-2 yuan. External use: tamping.

[formula selection] 1. To treat the soreness and softness caused by labor: the root of Ulmus pumila and the root of ziqingteng (rhamniaceae Guling gouer tea) are seven and eight coins each. Take it in water. (records of yam planting in Tianmu, Zhejiang)

② Treatment of traumatic injury: small fruit root bark of Ulmus pumila, add distiller's grains tamping.

③ Treatment of carbuncle: small fruit qianjinyu root white skin, add distiller's grains mashed compress.

④ Treatment of red and white drench disease: fresh small fruit Ulmus pumila root white skin 1-2 Liang. Fried in rice wine. (2) Jiangxi herbal medicine manual is published below.)