Piper concinnum Haw.Peperomia translucens Trel.Piper pellucidum L. Peperomia pellucida (also known by common names pepper elder, shining bush plant, crab claw herb, and man to man) is an annual, shallow-rooted herb, usually growing to a height of about 15 to 45 cm (6 to 18 inches), it is characterized by succulent stems, shiny, heart-shaped, fleshy leaves and tiny, dot-like seeds attached to several fruiting spikes.

[1] It may have potential as a broad spectrum antibiotic, as demonstrated in tests against Staphylococcus aureus, Bacillus subtilis, Pseudomonas aeruginosa, and Escherichia coli.

[citation needed] In the western parts of Nigeria, it is used as water extract in the treatment of high blood pressure and urinary tract infections and insomnia.

It is known as pepper elder, silverbush, rat-ear, man-to-man, clearweed (North America); prenetaria (Puerto Rico); konsaka wiwiri (Suriname); coraçãozinho or "little heart" (Brazil); lingua de sapo, herva-de-vidro, herva-de-jaboti or herva-de-jabuti (South America), ewe rinrin (Yoruba Nigeria), corazón de hombre (Cuba).

In the different dialects of the Philippines, it is called pansit-pansitan or ulasimang-bato (Tagalog), olasiman ihalas (Bisaya), sinaw-sinaw or tangon-tangon (Bikol), lin-linnaaw (Ilocano) and "clavo-clavo" (Chavacano).

In other parts of Asia, it is known as càng cua (Vietnam);nathamee koon နတ်သမီးကွမ်း (Burmese); sagar bataing သဂါဗတာင် (Mon); pak krasang ผักกระสัง (Thailand); "krasang teap" ក្រសាំងទាប (Cambodia); suna kosho (Japan); rangu-rangu, ketumpangan or tumpang angin (Bahasa/Malay); sasaladahan (Sundanese); rinrin (Nigeria), "shining bush" (Trinidad and Tobago); mashithandu മഷിത്തണ്ട്, വെള്ളത്തണ്ട് and വെള്ളപ്പച്ചില (Malayalam); diya thippili, Ponounuwa (পনৌনোৱা) (Assamese), දිය තිප්පිලි (Sinhalese).