Indian names of this plant are

Koypa (Marathi),

Honganne (Kannada),

Ponnaganti koora (Telugu),పొన్నగంటికూర,

Ponnanganni Keerai(பொன்னாங்கண்ணி கீரை)(Tamil).

Leaves along with the flowers and tender stems are used as vegetable in Karnataka, Andhra Pradesh & Tamil Nadu. It is diuretic, tonic and cooling. Juice of this plant, deemed beneficial to eyes, is an ingredient in the making of medicinal hair oils and Kajal (kohl). The red variety of this plant is a common garden hedging plant, which is also used as a culinary vegetable.

The plant occurs throughout the tropical and subtropical regions of the Old World. It has been introduced to the southern United States, and its origins in Central and South America are uncertain.

The leaves are used as a vegetable.^[2] Young shoots and leaves are eaten as a vegetable in Southeast Asia. Occasionally it is cultivated for food or for use in herbal medicines.

This species is classified as a weed in parts of the southern States of the USA. It is usually (but not always especially in areas of high humidity where it can even be a garden weed) found in wet or damp spots.

This is a perennial herb with prostrate stems, rarely ascending, often rooting at the nodes. Leaves obovate to broadly elliptic, occasionally linear-lanceolate, 1–15 cm long, 0.3–3 cm wide, glabrous to sparsely villous, petioles 1–5 mm long. Flowers in sessile spikes, bract and bracteoles shiny white, 0.7-1.5 mm long, glabrous; sepals equal, 2.5–3 mm long, outer ones 1-nerved or indistinctly 3-nerved toward base; stamens 5, 2 sterile. In the wild it flowers from December till March.