Ruellia affinis, also known as red ruellia or wild petunia, is a vine native to Brazil, which is usually used as an ornamental plant.Ruellia affinis (Schrad.) T.Anderson Kew Royal Botanic Gardens. Retrieved 8 May 2022.
Description
Growing to around 1–1.2 metres tall in a bright shady area, the plant is a rambling shrub that features short-petioled elliptic leaves that are 5 inches in length.RED RUELLIA – Ruellia affinis 125mm pot rare Weslor Flowers Plant Nursery. Retrieved 8 May 2022.
It is a winter-bloomer with showy, 2-inch wide scarlet-coloured trumpet flowers, in addition to being a vine, which is unusual for a ruellia species.Ruellia affinis, Ruellia elegans Top Tropicals. Retrieved 8 May 2022.
Habitat The species is endemic to Northeast and Southeast regions of Brazil in the states of Bahia and Espírito Santo. The species is found in the phytogeographic domain of the Atlantic forest, in regions with rain forest vegetation.Floristics of flowering plants from the understory of atlantic remnants in Bahia, Brazil Journal of the Botanical Research Institute of Texas. July 2017. Retrieved 8 May 2022.
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