Blue Snakeweed   
Foto info
Blue Snakeweed
ntroduced Photo: Dinesh Valke
Common name: Blue Snakeweed, blue rat's tail, Brazilian tea, Cayenne snakeweed, Cayenne vervain, dark blue snakeweed, false verbena, joee, nettleleaf velvetberry, rough-leaved false vervain
Botanical name: Stachytarpheta cayennensis    Family: Verbenaceae (Verbena family)
Synonyms: Stachytarpheta dichotoma, Stachytarpheta urticaefolia, Verbena cayennensis

Blue Snakeweed is a herb up to 1.2 m tall. Flowers are blue. This plant can easily be confused with Stachytarpheta jamaicensis. The plant has long tap roots. Leaves are opposite, thin, shallowly toothed. Flowers are borne in a terminal spike, embedded in the rachis, which is 1-3 mm in diameter. Flower-tube is curved, dark blue to whitish. Blue Snakeweed is native to south America, cultivated in various parts of the world.

Identification credit: CA Floristics
Photographed at Babasaheb Ambedkar Udyan, Powai, Mumbai.
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