| Habitat | The disturbed areas are garden or lawns, roadsides, anthropogenic habitats, and waste places. It is mostly found at a 1,000 m altitude. |
| Foliage | Leaves | 4–10 cm long and 2–5 cm wide, opposite, or sub-opposite, alternate or sub-alternate, ovate to obovate, and acute, with a wavy or undulate, serrulate, or cordate leaf margin, nerves on either side or veins. The leaf surface is covered with short hairs, which may be quite stiff. | Petiole | 1–7 cm long with a sub-truncate base or ovate |
| Flowers | 4–5 mm wide, regular, sessile, axillary, and slightly purple or white or whitish violet with a small yellow center and having a narrow tube with lobes formed a plate shape | Inflorescence | String or twisted of beads with a prominent curl at the apex. Flowers develop apically within the cymose inflorescence. | Sepals | 5 in number, 3 mm long, diffused with hairs outside, deep green in color, linear to lanceolate, and uneven or unequal | Calyx lobes ciliate | 3 mm long | Stamens | 5 in number and borne in a corolla tube, terminal, and corolla tube 4–6 mm long | Petals | Rounded | Ovary | 4 lobed |
| Fruits | Fruits, also known as nutlets, are dry, indehiscent 2–4 lobed, 3–6 mm long, with or without united nutlets, ovate, and ribbed separated into two nutlets. Each nutlet is two-celled and beaked. |
| Stem and roots | Wide distributed, branched or unbranched, and hirsute with hairs in the stem. The root system is a long taproot and highly branched. |
| Genetics | 2n = 22, 24 |
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