''Ruellia blechum'', the green shrimp plant or Browne's blechum, is a species of flowering plant in the family

Acanthaceae Acanthaceae () is a Family (biology), family (the acanthus family) of dicotyledonous flowering plants containing almost 250 genera and about 2500 species. Most are Tropics, tropical Herbaceous plant, herbs, shrubs, or twining vines; some are epip ...

. It is native to Mexico, the Caribbean, and northern and western South America, and has been introduced to Brazil, Taiwan, many Pacific islands, and the US states of Hawaii, Louisiana and Florida. Its popularity as an ornamental has led to it becoming invasive in places as far flung as Papua New Guinea.

References

blechum ''Ruellia'' is a genus of flowering plants commonly known as ruellias or wild petunias. They are not closely related to petunias (''Petunia'') although both genera belong to the same euasterids I, euasterid clade. The genus was named in honor of ...

Flora of Mexico Flora of Central America Flora of the Caribbean Flora of northern South America Flora of western South America Plants described in 1759 {{Acanthaceae-stub