Indian Snakeweed
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Indian Snakeweed
aturalized Photo: Thingnam Girija
Common name: Indian Snakeweed, Blue snakeweed, Nettle-leaved vervain • Hindi: Kariyartharani • Tamil: சீமை நாயுரிவி Seemai nayuruvi • Malayalam: Katapunnuttu, Seemakongini • Kannada: ಕರಿಉತ್ತರಾಣಿ Kari uttarani ಕಾಡುಉತ್ತರಾಣಿ Kadu utarani
Botanical name: Stachytarpheta indica    Family: Verbenaceae (Verbena family)

Indian Snakeweed is a terrestrial, annual or perennial, erect subshrub, up to 2 m tall. Taproot white or brown. Stem quadrangular, solid, glabrous or hairy. Stipules absent. Leaves simple, not lobed or divided, opposite, stalked, elliptic or ovate, more than 2 cm long/wide, usually airy on both sides, margin coarsely dentate, apex acute or obtuse, base obtuse our rounded, pinnately veined. Stalkless blue flowers appear in a slender terminal spike, petals 5, blue, with white throat. Fruit is a nut. This plant is similar to the Blue Porterweed (Stachytarpheta jamaicensis). Whether the two are same, is not clear.

Identification credit: Tabish Photographed in Imphal, Manipur.

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