lady's thumb

n. A weedy perennial plant (Persicaria maculata) having clusters of small pinkish flowers and usually a dark blotch near the center of the leaf.

[Possibly from the belief that the blotch was left by the Virgin Mary when she pinched a leaf and rejected it while looking for water pepper, a similar plant that lacks the blotch and is used as a condiment .]

Lady's Thumb

Lady’s Thumb

(Polygonum persicaria), a plant of the family Polygonaceae. A perennial herb measuring 20–60 cm tall, lady’s thumb has lanceolate leaves whose upper surface is frequently marked with a dark spot. The flowers are in compact terminal racemes. In the USSR, lady’s thumb grows in the European part, the Caucasus, Middle Asia, Siberia, and the Far East. The plant is encountered in meadows and along riverbanks and the shores of lakes; it also grows as a weed in fields, orchards, and gardens. Lady’s thumb contains tannin, essential oil, pectin, flavone derivatives, vitamins C and K, and mucilage. A liquid extract of lady’s thumb is used medicinally as a mild laxative and as a hemostatic for hemorrhoidal and uterine bleeding.

单词	lady's thumb
释义	lady's thumb lady's thumb n. A weedy perennial plant (Persicaria maculata) having clusters of small pinkish flowers and usually a dark blotch near the center of the leaf. [Possibly from the belief that the blotch was left by the Virgin Mary when she pinched a leaf and rejected it while looking for water pepper, a similar plant that lacks the blotch and is used as a condiment .] Lady's Thumb Lady’s Thumb (Polygonum persicaria), a plant of the family Polygonaceae. A perennial herb measuring 20–60 cm tall, lady’s thumb has lanceolate leaves whose upper surface is frequently marked with a dark spot. The flowers are in compact terminal racemes. In the USSR, lady’s thumb grows in the European part, the Caucasus, Middle Asia, Siberia, and the Far East. The plant is encountered in meadows and along riverbanks and the shores of lakes; it also grows as a weed in fields, orchards, and gardens. Lady’s thumb contains tannin, essential oil, pectin, flavone derivatives, vitamins C and K, and mucilage. A liquid extract of lady’s thumb is used medicinally as a mild laxative and as a hemostatic for hemorrhoidal and uterine bleeding.
随便看	lerin lerins leri pleonosteosis leris leri sign leri's sign leritine leri-weill disease leri-weill dyschondrosteosis leri-weill syndrome lerk lerk-1 lerk1 lerk-2 lerk2 lerk-3 lerk3 lerk-4 lerk4 lerk-5 lerk5 lerk-6 lerk6 lerk-7 lerk7