Family: Acanthaceae
Taxonomy: Plantae > Tracheophyta > Magnoliopsida > Lamiales > Acanthaceae > Ruellia > R. prostrata
Common name [English]: Bell Weed, Prostrate Wild Petunia, Black Weed
Vernacular name [Malayalam]:
Habitat: Grows on terrains at an Altitude range 25–1650 m.
Description: Prostrate ascending or erect annual to perennial herb, up to 25–40 cm tall or more. Stems green to greyish green with a sparse to fairly dense indumentum of up to 3 mm long irregularly spreading hairs. Leaf-blades lanceolate to broadly ovate, up to 26–65 x 10–55 mm, sparsely pubescent with somewhat antrorse up to 2 mm long hairs along veins and margins, apex obtuse or acute, base shortly attenuate; petiole up to 4–15 mm. Flowers single at upper nodes on peduncles c. 1 mm long; bracteoles leaf-like, up to 10–15 x 4–11 mm with petiole up to c. 2–4 mm long. Capsule elongate and slender, c. 12–16-seeded, 16–22 mm long, finely pubescent with appressed 0.1–0.3 mm long hairs
Flowering and Fruiting : Throughout the year
Uses : Folk medicine, Siddha
Cultivation : Wild and common
References
http://www.plantsoftheworldonline.org
https://indiabiodiversity.org