Herba Lysimachiae

Chinese Name: lianqiancao

[category]: whole grass

[English name]: LongTube groundivyherb

[alias]: Lysimachia christinae, Lysimachia macrophylla, touguxiao.

[source]: it is the aerial part of glechomelongituba (Nakai) Kupr.

[harvesting]: harvest from spring to autumn, remove impurities and dry in the sun.

[flavor]: slightly cold in nature, pungent and bitter in taste.

[plant morphology]: perennial herb. Stem slender, square, puberulent, lower part prostrate, upper part erect. The leaves are opposite, kidney shaped to heart-shaped, 1.5-3cm long and 1.5-5.5cm wide, with round serrated edges, hairy or glabrous on both sides and glandular dots below; the petiole is 1-2 times longer than the leaf. Cymes axillary, 2-6 flowers per round; bracts spiny awn shaped; calyx campanulate, 7-10 mm long, calyx teeth narrowly triangular lanceolate, apical awn shaped, with hairs and glandular spots outside; corolla 2 lip shaped, light blue to purple, 1.7-2.2 cm long, lower lip with dark spots, middle lobe kidney shaped; stamens 4, anther chamber forked. Nutlets oblong, brown. The flowering period is from March to April and the fruiting period is from April to June.

[growing place]: it grows on riverside, roadside, forest grassland and hillside forest. In addition to the northwest, Inner Mongolia, all over the country are produced.

[chemical composition]: the stems and leaves contain volatile oil, the main components are pinocampone, menthone, isomenthone, pulegone, etc., and also contain ursolic acid and succinic acid.

Indications: clearing away heat and toxin, diuresis and removing stones, dispersing blood stasis and detumescence. It is used for urinary calculi, hepatobiliary calculi, damp heat jaundice and falling injury.

[nature, taste and meridian tropism] pungent, slightly bitter, slightly cold. It belongs to liver, kidney and bladder meridians.

Usage: apply it to the affected part with a proper amount of soup, or mash it with a proper amount of soup.

[storage] store in a dry place to prevent mildew.