Dipteracanthus prostratus (Poir.) Nees
Family: Acanthaceae
English: prostrate wild petunia, Bell Weed
French: Ruellie prostrée
Malayalam: Thuppalampotti, Velipadakkam
Other Indian names: bheemana soppu, kali dhavani, kalighavani, kalighawani, maanu pathri, nela neelaambaramu, pottakanchi, upudali
Description: Diffuse herbs, rooting at lower nodes; stems villous. Leaves to 6 x 4 cm, ovate, acute, entire, base acute of obtuse; petiole 2-3 cm long. Flowers axillary, 2 or 3 together; bracts absent; bracteoles foliar, 1.5 x 1 cm, ovate; calyx 5-partite, lobes 10 mm long, linear, ciliate; corolla yellow, tube 8 mm long, lobes subequal, 1 cm long, obovate; stamens 4, didynamous, filaments connate below; ovary 2-celled, style densely hairy. Capsule 1.5 x 0.6 cm, linear oblong; seeds 5 in each cell, orbicular, compressed, marginate, smooth
6 Published articles of Dipteracanthus prostratus