Portulaca halimoides is a species of purslane known by the common name silkcotton purslane. Herbaceous plants appear after rain showers, including "Portulaca grandiflora", irises, lilies and grasses. Common purslane ("Portulaca oleracea") is a major weed but also a vegetable. Portulaca amilis, known as Paraguayan purslane, is a species of "Portulaca" native to South America. Portulaca intraterranea, the large pigweed, is a succulent herb native to deserts of central Australia. "Portulaca oleracea" efficiently removes bisphenol A from a hydroponic solution. Sachet suspected that "Heliotropium curassavicum" and possibly "Portulaca oleracea" were native. Appearance is similar to "Portulaca oleracea". It was first published as "Portulaca portulacastrum" by Carl Linnaeus in 1753. The larvae feed on "Portulaca" species. To extend their food supply, they ate portulaca.