51, see text Tetragonia is a genus of 51 species of flowering plants in the family Aizoaceae, native to temperate and subtropical regions mostly of the Southern Hemisphere, in New Zealand, Australia, southern and eastern Africa, and western South America, and eastern Asia.

Leaves are alternate and succulent,[2] with flowers typically yellow and small in size.

Flowers can be axillary, solitary or fasciculate, greenish or yellowish in colour and mostly bisexual.

[3] They also occur in Australia,[5] eastern Africa (Kenya and Ethiopia), western south America (Peru and Chile), and Asia (Japan, Korea, Taiwan, southern China, Myanmar, and Vietnam).

[1] The genus was first formally described by the botanist Carl Linnaeus in 1753 in the work Species Plantarum.