Summer solstice

Summer solstice

(Shaanxi Chinese herbal medicine)

[synonyms] Prunella vulgaris, white flower withered in summer (Diannan materia medica), denglongke (Jiangsu botanical records), fengluncao (Shaanxi Chinese herbal medicine).

[source] it is the whole plant of Lagopsis vulgaris.

[plant morphology] summer solstice

Perennial erect herbs, 15-60 cm high, sparsely branched. Stem square, covered with inverted hairs. Leaves palmately 3-cleft, lobes with obtuse teeth or lobules, both sides densely hairy, veins convex below; petioles covered with fine hairs. The calyx is bell shaped, 5.2 mm long, with fine hairs on the outside, pubescent on the throat, 5-veined and 5-toothed, with spines on the end, 3 teeth on the upper lip longer than 2 teeth on the lower lip; the Corolla is white, bell shaped, 5.5 mm long, pubescent on the outside, without hairy ring on the inside, long, erect and oblong, Inner surface villous, lower lip flat, with 3 lobes; stamens 4, 2 strong, not protruding, anthers 2-locular; style apex 2-lobed, lobes equal, round. Nutlets brown, oblong, triangular. The flowering period is from March to June. The fruit period is from June to July.

Novice low mountain or water, roadside. It is distributed in Northeast, North China, Yangtze River Basin, Shaanxi, Gansu, Yunnan, Guizhou and other places.

[collection] harvest before summer solstice, dry or fresh.

[nature and taste] Shaanxi Chinese herbal medicine: "slightly bitter in taste, flat in nature, with little poison. "

[function indications] Shaanxi Chinese herbal medicine: "promoting blood circulation and regulating menstruation. Treatment of anemia dizziness, hemiplegia, irregular menstruation. "

[usage and dosage] oral administration: decoct soup, 3-4 yuan; or boil cream.