Sporobolus virginicus, known by numerous common names including seashore dropseed, marine couch, sand couch, salt couch grass, saltwater couch, coastal rat-tail grass, and nioaka, is a species of grass with a wide distribution.
Description
It is a spreading perennial tussock grass from in height. Its flowers are green or purple. It reproduces asexually by use of both stolons and rhizomes. ==Taxonomy==
Taxonomy
It was originally published by Carl Linnaeus in 1753, under the name Agrostis virginicus. It was transferred into Sporobolus by Karl Sigismund Kunth in 1829. It has a great many synonyms. At least in Australia, the species can grade between narrow and broad leaf forms. ==Distribution and habitat==