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Wild Buckwheat – Polygonum convolvulus

Wild Buckwheat – Polygonum convolvulus

Wild Buckwheat (Polygonum convolvulus)

-annual with slender stems trailing on ground or twining about other plants; heart-shaped leaves with basal lobes and a small papery sheath that encircles stem at the leaf base; small green flowers.
-produces up to 1,000 seeds per plant
-confused with field bindweed (Convolvulus arvensis) which has creeping roots and trumpet-shaped flowers
-tartary buckwheat (Fagopyrum tataricum) (REGIONAL NOXIOUS) is similar but is an erect plant, not prostrate or twining

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Acorus calamus

Acorus calamus

Acorus calamus is a Perennial, semi-aquatic and smelly plant, found in both temperate and subtemperate zones. It is upto 6 feet tall, aromatic, sword-shaped leaves and small, yellow/green flowers with branched rhizome.

Rhizome horizontal, jointed, somewhat vertically compressed, spongy within, 1.25-2.5 cm in thickness, pale to dark brown or ocassionally orange-brown in colour, leaves grass-like or sword shaped, long and slender flowers small, yellow-green, in spadix; berries green, angular,1-3 seeded; seeds oblong.

Traditional uses: It is a stimulating nervine antispasmodic, and a general tonic to the mind. As a rejuvenative for the brain and nervous system, it is used to promote cerebral circulation, to stimulate self-expression, and to help manage a wide range of symptoms in the head, including neuralgia, epilepsy, memory loss and shock.

It is used in the Phillipines for rheumatism and memory problems. In Korea, it is an ingredient in a type of moonshine called Immortals’ Booze.

Research in China has shown the essential oil in this rhizome to be sedating and neuroprotectant.

Scientific name: Acorus calamus

Sanskrit name: Vacha

Family: Araceae

Plant part used: Roots

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