Ruellia simplex (Linear Leaf Wild Petunia) is a species of shrub in the family Acanthaceae. They have a self-supporting growth form. They are native to Mato Grosso Do Sul, Pernambuco, Mato Grosso, Rio Grande Do Sul, GoiáS, Cerrado, SãO Paulo, Mata Atlântica, and Rio Grande Do Norte. They have simple, broad leaves. Flowers are visited by Asbolis capucinus, Bombus impatiens, Phoebis sennae, and Anthanassa texana. Individuals can grow to 28 m.
EOL has data for 18 attributes, including: